diff --git a/CInterface/Battling/EventData.cpp b/CInterface/Battling/EventData.cpp
index 99f16a0..161c465 100644
--- a/CInterface/Battling/EventData.cpp
+++ b/CInterface/Battling/EventData.cpp
@@ -1,4 +1,4 @@
-#include "../../src/Battling/EventHooks/EventData.hpp"
+#include "../../src/Battling/EventHooks/EventDataClasses.hpp"
 #include "../Core.hpp"
 using namespace CreatureLib::Battling;
 
diff --git a/src/Battling/EventHooks/EventData.hpp b/src/Battling/EventHooks/EventData.hpp
deleted file mode 100644
index 4f2b529..0000000
--- a/src/Battling/EventHooks/EventData.hpp
+++ /dev/null
@@ -1,116 +0,0 @@
-#ifndef CREATURELIB_EVENTDATA_HPP
-#define CREATURELIB_EVENTDATA_HPP
-
-#include <Arbutils/Memory/BorrowedPtr.hpp>
-#include "../Models/CreatureIndex.hpp"
-#include "../Models/DamageSource.hpp"
-#include "EventDataKind.hpp"
-
-namespace CreatureLib::Battling {
-    // Predeclare some classes.
-    class Creature;
-
-    class EventData {
-    public:
-        virtual ~EventData() = default;
-        virtual EventDataKind GetKind() const noexcept = 0;
-    };
-
-    class DamageEvent : public EventData {
-        ArbUt::BorrowedPtr<Creature> _creature;
-        DamageSource _damageSource;
-        uint32_t _originalHealth;
-        uint32_t _newHealth;
-
-    public:
-        DamageEvent(Creature* c, DamageSource s, uint32_t oHealth, uint32_t newHealth) noexcept
-            : _creature(c), _damageSource(s), _originalHealth(oHealth), _newHealth(newHealth) {}
-        EventDataKind GetKind() const noexcept override { return EventDataKind ::Damage; }
-        const ArbUt::BorrowedPtr<Creature>& GetCreature() const noexcept { return _creature; }
-        DamageSource GetDamageSource() const noexcept { return _damageSource; }
-        uint32_t GetOriginalHealth() const noexcept { return _originalHealth; }
-        uint32_t GetNewHealth() const noexcept { return _newHealth; }
-    };
-
-    class HealEvent : public EventData {
-        ArbUt::BorrowedPtr<Creature> _creature;
-        uint32_t _originalHealth;
-        uint32_t _newHealth;
-
-    public:
-        HealEvent(ArbUt::BorrowedPtr<Creature> c, uint32_t oHealth, uint32_t newHealth) noexcept
-            : _creature(c), _originalHealth(oHealth), _newHealth(newHealth) {}
-        EventDataKind GetKind() const noexcept override { return EventDataKind ::Heal; }
-        const ArbUt::BorrowedPtr<Creature>& GetCreature() const noexcept { return _creature; }
-        uint32_t GetOriginalHealth() const noexcept { return _originalHealth; }
-        uint32_t GetNewHealth() const noexcept { return _newHealth; }
-    };
-
-    class FaintEvent : public EventData {
-        ArbUt::BorrowedPtr<Creature> _creature;
-
-    public:
-        FaintEvent(ArbUt::BorrowedPtr<Creature> c) noexcept : _creature(c) {}
-        EventDataKind GetKind() const noexcept override { return EventDataKind ::Faint; }
-        const ArbUt::BorrowedPtr<Creature>& GetCreature() const noexcept { return _creature; }
-    };
-
-    class SwitchEvent : public EventData {
-        CreatureIndex _index;
-        ArbUt::BorrowedPtr<Creature> _newCreature;
-
-    public:
-        SwitchEvent(const CreatureIndex& index, const ArbUt::BorrowedPtr<Creature>& newCreature)
-            : _index(index), _newCreature(newCreature) {}
-        EventDataKind GetKind() const noexcept override { return EventDataKind ::Switch; }
-        const CreatureIndex& GetIndex() const noexcept { return _index; }
-        const ArbUt::BorrowedPtr<Creature>& GetNewCreature() const noexcept { return _newCreature; }
-    };
-
-    class TurnStartEvent : public EventData {
-    public:
-        TurnStartEvent() {}
-        EventDataKind GetKind() const noexcept override { return EventDataKind ::TurnStart; }
-    };
-
-    class TurnEndEvent : public EventData {
-    public:
-        TurnEndEvent() {}
-        EventDataKind GetKind() const noexcept override { return EventDataKind ::TurnEnd; }
-    };
-
-    class ExperienceGainEvent : public EventData {
-        ArbUt::BorrowedPtr<Creature> _creature;
-        uint32_t _previousExperience;
-        uint32_t _newExperience;
-
-    public:
-        ExperienceGainEvent(const ArbUt::BorrowedPtr<Creature>& creature, uint32_t previousExp, uint32_t newExp)
-            : _creature(creature), _previousExperience(previousExp), _newExperience(newExp) {}
-        EventDataKind GetKind() const noexcept override { return EventDataKind ::ExperienceGain; }
-        const ArbUt::BorrowedPtr<Creature>& GetCreature() const noexcept { return _creature; }
-        uint32_t GetPreviousExperience() const noexcept { return _previousExperience; }
-        uint32_t GetNewExperience() const noexcept { return _newExperience; }
-    };
-
-    class DisplayTextEvent : public EventData {
-        const ArbUt::StringView _text;
-
-    public:
-        DisplayTextEvent(const ArbUt::StringView& text) noexcept : _text(text) {}
-        EventDataKind GetKind() const noexcept override { return EventDataKind ::DisplayText; }
-        const ArbUt::StringView& GetText() const noexcept { return _text; }
-    };
-
-    class MissEvent : public EventData {
-        ArbUt::BorrowedPtr<Creature> _creature;
-
-    public:
-        MissEvent(const ArbUt::BorrowedPtr<Creature>& creature) noexcept : _creature(creature) {}
-        EventDataKind GetKind() const noexcept override { return EventDataKind ::Miss; }
-        const ArbUt::BorrowedPtr<Creature>& GetCreature() const noexcept { return _creature; }
-    };
-
-}
-
-#endif // CREATURELIB_EVENTDATA_HPP
diff --git a/src/Battling/EventHooks/EventDataClasses.hpp b/src/Battling/EventHooks/EventDataClasses.hpp
new file mode 100644
index 0000000..7d433e1
--- /dev/null
+++ b/src/Battling/EventHooks/EventDataClasses.hpp
@@ -0,0 +1,16 @@
+#ifndef CREATURELIB_EVENTDATACLASSES_HPP
+#define CREATURELIB_EVENTDATACLASSES_HPP
+
+#include "Events/ChangeSpeciesEvent.hpp"
+#include "Events/ChangeVariantEvent.hpp"
+#include "Events/DamageEvent.hpp"
+#include "Events/DisplayTextEvent.hpp"
+#include "Events/EventData.hpp"
+#include "Events/ExperienceGainEvent.hpp"
+#include "Events/FaintEvent.hpp"
+#include "Events/HealEvent.hpp"
+#include "Events/MissEvent.hpp"
+#include "Events/SwitchEvent.hpp"
+#include "Events/TurnEvents.hpp"
+
+#endif // CREATURELIB_EVENTDATACLASSES_HPP
diff --git a/src/Battling/EventHooks/EventDataKind.hpp b/src/Battling/EventHooks/EventDataKind.hpp
index d0e662e..56803d2 100644
--- a/src/Battling/EventHooks/EventDataKind.hpp
+++ b/src/Battling/EventHooks/EventDataKind.hpp
@@ -3,7 +3,8 @@
 #include <Arbutils/Enum.hpp>
 
 namespace CreatureLib::Battling {
-    ENUM(EventDataKind, uint8_t, Damage, Heal, Faint, Switch, TurnStart, TurnEnd, ExperienceGain, Miss, DisplayText)
+    ENUM(EventDataKind, uint8_t, Damage, Heal, Faint, Switch, TurnStart, TurnEnd, ExperienceGain, Miss, DisplayText,
+         ChangeSpecies, ChangeVariant)
 }
 
 #endif // CREATURELIB_EVENTDATAKIND_HPP
diff --git a/src/Battling/EventHooks/EventHook.hpp b/src/Battling/EventHooks/EventHook.hpp
index 71d171e..5edfb6d 100644
--- a/src/Battling/EventHooks/EventHook.hpp
+++ b/src/Battling/EventHooks/EventHook.hpp
@@ -5,7 +5,7 @@
 #include <thread>
 #include <vector>
 #include "../../Library/Exceptions/CreatureException.hpp"
-#include "EventData.hpp"
+#include "Events/EventData.hpp"
 
 namespace CreatureLib::Battling {
     /// The Event Hook class allows users to write consumers for the battle events, for example to write User Interfaces
diff --git a/src/Battling/EventHooks/Events/ChangeSpeciesEvent.hpp b/src/Battling/EventHooks/Events/ChangeSpeciesEvent.hpp
new file mode 100644
index 0000000..e004279
--- /dev/null
+++ b/src/Battling/EventHooks/Events/ChangeSpeciesEvent.hpp
@@ -0,0 +1,22 @@
+#ifndef CREATURELIB_CHANGESPECIESEVENT_HPP
+#define CREATURELIB_CHANGESPECIESEVENT_HPP
+#include "EventData.hpp"
+
+namespace CreatureLib::Battling {
+    class ChangeSpeciesEvent : public EventData {
+        const ArbUt::BorrowedPtr<Creature> _creature;
+        const ArbUt::BorrowedPtr<const CreatureLib::Library::CreatureSpecies> _newSpecies;
+
+    public:
+        ChangeSpeciesEvent(const ArbUt::BorrowedPtr<Creature>& creature,
+                           const ArbUt::BorrowedPtr<const CreatureLib::Library::CreatureSpecies>& species) noexcept
+            : _creature(creature), _newSpecies(species) {}
+        EventDataKind GetKind() const noexcept override { return EventDataKind ::ChangeSpecies; }
+        const ArbUt::BorrowedPtr<Creature>& GetCreature() const noexcept { return _creature; }
+        const ArbUt::BorrowedPtr<const CreatureLib::Library::CreatureSpecies>& GetNewSpecies() const noexcept {
+            return _newSpecies;
+        }
+    };
+}
+
+#endif // CREATURELIB_CHANGESPECIESEVENT_HPP
diff --git a/src/Battling/EventHooks/Events/ChangeVariantEvent.hpp b/src/Battling/EventHooks/Events/ChangeVariantEvent.hpp
new file mode 100644
index 0000000..dfbac21
--- /dev/null
+++ b/src/Battling/EventHooks/Events/ChangeVariantEvent.hpp
@@ -0,0 +1,22 @@
+#ifndef CREATURELIB_CHANGEVARIANTEVENT_HPP
+#define CREATURELIB_CHANGEVARIANTEVENT_HPP
+#include "EventData.hpp"
+
+namespace CreatureLib::Battling {
+    class ChangeVariantEvent : public EventData {
+        const ArbUt::BorrowedPtr<Creature> _creature;
+        const ArbUt::BorrowedPtr<const CreatureLib::Library::SpeciesVariant> _newVariant;
+
+    public:
+        ChangeVariantEvent(const ArbUt::BorrowedPtr<Creature>& creature,
+                           const ArbUt::BorrowedPtr<const CreatureLib::Library::SpeciesVariant>& variant) noexcept
+            : _creature(creature), _newVariant(variant) {}
+        EventDataKind GetKind() const noexcept override { return EventDataKind ::ChangeVariant; }
+        const ArbUt::BorrowedPtr<Creature>& GetCreature() const noexcept { return _creature; }
+        const ArbUt::BorrowedPtr<const CreatureLib::Library::SpeciesVariant>& GetNewVariant() const noexcept {
+            return _newVariant;
+        }
+    };
+}
+
+#endif // CREATURELIB_CHANGEVARIANTEVENT_HPP
diff --git a/src/Battling/EventHooks/Events/DamageEvent.hpp b/src/Battling/EventHooks/Events/DamageEvent.hpp
new file mode 100644
index 0000000..b583f38
--- /dev/null
+++ b/src/Battling/EventHooks/Events/DamageEvent.hpp
@@ -0,0 +1,23 @@
+#ifndef CREATURELIB_DAMAGEEVENT_HPP
+#define CREATURELIB_DAMAGEEVENT_HPP
+#include "EventData.hpp"
+
+namespace CreatureLib::Battling {
+    class DamageEvent : public EventData {
+        ArbUt::BorrowedPtr<Creature> _creature;
+        DamageSource _damageSource;
+        uint32_t _originalHealth;
+        uint32_t _newHealth;
+
+    public:
+        DamageEvent(Creature* c, DamageSource s, uint32_t oHealth, uint32_t newHealth) noexcept
+            : _creature(c), _damageSource(s), _originalHealth(oHealth), _newHealth(newHealth) {}
+        EventDataKind GetKind() const noexcept override { return EventDataKind ::Damage; }
+        const ArbUt::BorrowedPtr<Creature>& GetCreature() const noexcept { return _creature; }
+        DamageSource GetDamageSource() const noexcept { return _damageSource; }
+        uint32_t GetOriginalHealth() const noexcept { return _originalHealth; }
+        uint32_t GetNewHealth() const noexcept { return _newHealth; }
+    };
+}
+
+#endif // CREATURELIB_DAMAGEEVENT_HPP
diff --git a/src/Battling/EventHooks/Events/DisplayTextEvent.hpp b/src/Battling/EventHooks/Events/DisplayTextEvent.hpp
new file mode 100644
index 0000000..9beb9ae
--- /dev/null
+++ b/src/Battling/EventHooks/Events/DisplayTextEvent.hpp
@@ -0,0 +1,16 @@
+#ifndef CREATURELIB_DISPLAYTEXTEVENT_HPP
+#define CREATURELIB_DISPLAYTEXTEVENT_HPP
+#include "EventData.hpp"
+
+namespace CreatureLib::Battling {
+    class DisplayTextEvent : public EventData {
+        const ArbUt::StringView _text;
+
+    public:
+        DisplayTextEvent(const ArbUt::StringView& text) noexcept : _text(text) {}
+        EventDataKind GetKind() const noexcept override { return EventDataKind ::DisplayText; }
+        const ArbUt::StringView& GetText() const noexcept { return _text; }
+    };
+}
+
+#endif // CREATURELIB_DISPLAYTEXTEVENT_HPP
diff --git a/src/Battling/EventHooks/Events/EventData.hpp b/src/Battling/EventHooks/Events/EventData.hpp
new file mode 100644
index 0000000..3a77c31
--- /dev/null
+++ b/src/Battling/EventHooks/Events/EventData.hpp
@@ -0,0 +1,21 @@
+#ifndef CREATURELIB_EVENTDATA_HPP
+#define CREATURELIB_EVENTDATA_HPP
+
+#include <Arbutils/Memory/BorrowedPtr.hpp>
+#include "../../Models/CreatureIndex.hpp"
+#include "../../Models/DamageSource.hpp"
+#include "../EventDataKind.hpp"
+
+namespace CreatureLib::Battling {
+    // Predeclare some classes.
+    class Creature;
+
+    class EventData {
+    public:
+        virtual ~EventData() = default;
+        virtual EventDataKind GetKind() const noexcept = 0;
+    };
+
+}
+
+#endif // CREATURELIB_EVENTDATA_HPP
diff --git a/src/Battling/EventHooks/Events/ExperienceGainEvent.hpp b/src/Battling/EventHooks/Events/ExperienceGainEvent.hpp
new file mode 100644
index 0000000..cf9daf9
--- /dev/null
+++ b/src/Battling/EventHooks/Events/ExperienceGainEvent.hpp
@@ -0,0 +1,21 @@
+#ifndef CREATURELIB_EXPERIENCEGAINEVENT_HPP
+#define CREATURELIB_EXPERIENCEGAINEVENT_HPP
+#include "EventData.hpp"
+
+namespace CreatureLib::Battling {
+    class ExperienceGainEvent : public EventData {
+        ArbUt::BorrowedPtr<Creature> _creature;
+        uint32_t _previousExperience;
+        uint32_t _newExperience;
+
+    public:
+        ExperienceGainEvent(const ArbUt::BorrowedPtr<Creature>& creature, uint32_t previousExp, uint32_t newExp)
+            : _creature(creature), _previousExperience(previousExp), _newExperience(newExp) {}
+        EventDataKind GetKind() const noexcept override { return EventDataKind ::ExperienceGain; }
+        const ArbUt::BorrowedPtr<Creature>& GetCreature() const noexcept { return _creature; }
+        uint32_t GetPreviousExperience() const noexcept { return _previousExperience; }
+        uint32_t GetNewExperience() const noexcept { return _newExperience; }
+    };
+}
+
+#endif // CREATURELIB_EXPERIENCEGAINEVENT_HPP
diff --git a/src/Battling/EventHooks/Events/FaintEvent.hpp b/src/Battling/EventHooks/Events/FaintEvent.hpp
new file mode 100644
index 0000000..02152f2
--- /dev/null
+++ b/src/Battling/EventHooks/Events/FaintEvent.hpp
@@ -0,0 +1,16 @@
+#ifndef CREATURELIB_FAINTEVENT_HPP
+#define CREATURELIB_FAINTEVENT_HPP
+#include "EventData.hpp"
+
+namespace CreatureLib::Battling {
+    class FaintEvent : public EventData {
+        ArbUt::BorrowedPtr<Creature> _creature;
+
+    public:
+        FaintEvent(ArbUt::BorrowedPtr<Creature> c) noexcept : _creature(c) {}
+        EventDataKind GetKind() const noexcept override { return EventDataKind ::Faint; }
+        const ArbUt::BorrowedPtr<Creature>& GetCreature() const noexcept { return _creature; }
+    };
+}
+
+#endif // CREATURELIB_FAINTEVENT_HPP
diff --git a/src/Battling/EventHooks/Events/HealEvent.hpp b/src/Battling/EventHooks/Events/HealEvent.hpp
new file mode 100644
index 0000000..e83e270
--- /dev/null
+++ b/src/Battling/EventHooks/Events/HealEvent.hpp
@@ -0,0 +1,21 @@
+#ifndef CREATURELIB_HEALEVENT_HPP
+#define CREATURELIB_HEALEVENT_HPP
+#include "EventData.hpp"
+
+namespace CreatureLib::Battling {
+    class HealEvent : public EventData {
+        ArbUt::BorrowedPtr<Creature> _creature;
+        uint32_t _originalHealth;
+        uint32_t _newHealth;
+
+    public:
+        HealEvent(ArbUt::BorrowedPtr<Creature> c, uint32_t oHealth, uint32_t newHealth) noexcept
+            : _creature(c), _originalHealth(oHealth), _newHealth(newHealth) {}
+        EventDataKind GetKind() const noexcept override { return EventDataKind ::Heal; }
+        const ArbUt::BorrowedPtr<Creature>& GetCreature() const noexcept { return _creature; }
+        uint32_t GetOriginalHealth() const noexcept { return _originalHealth; }
+        uint32_t GetNewHealth() const noexcept { return _newHealth; }
+    };
+}
+
+#endif // CREATURELIB_HEALEVENT_HPP
diff --git a/src/Battling/EventHooks/Events/MissEvent.hpp b/src/Battling/EventHooks/Events/MissEvent.hpp
new file mode 100644
index 0000000..4f0330e
--- /dev/null
+++ b/src/Battling/EventHooks/Events/MissEvent.hpp
@@ -0,0 +1,15 @@
+#ifndef CREATURELIB_MISSEVENT_HPP
+#define CREATURELIB_MISSEVENT_HPP
+#include "EventData.hpp"
+
+namespace CreatureLib::Battling {
+    class MissEvent : public EventData {
+        ArbUt::BorrowedPtr<Creature> _creature;
+
+    public:
+        explicit MissEvent(const ArbUt::BorrowedPtr<Creature>& creature) noexcept : _creature(creature) {}
+        EventDataKind GetKind() const noexcept override { return EventDataKind ::Miss; }
+        const ArbUt::BorrowedPtr<Creature>& GetCreature() const noexcept { return _creature; }
+    };
+}
+#endif // CREATURELIB_MISSEVENT_HPP
diff --git a/src/Battling/EventHooks/Events/SwitchEvent.hpp b/src/Battling/EventHooks/Events/SwitchEvent.hpp
new file mode 100644
index 0000000..f40914c
--- /dev/null
+++ b/src/Battling/EventHooks/Events/SwitchEvent.hpp
@@ -0,0 +1,19 @@
+#ifndef CREATURELIB_SWITCHEVENT_HPP
+#define CREATURELIB_SWITCHEVENT_HPP
+#include "EventData.hpp"
+
+namespace CreatureLib::Battling {
+    class SwitchEvent : public EventData {
+        CreatureIndex _index;
+        ArbUt::BorrowedPtr<Creature> _newCreature;
+
+    public:
+        SwitchEvent(const CreatureIndex& index, const ArbUt::BorrowedPtr<Creature>& newCreature)
+            : _index(index), _newCreature(newCreature) {}
+        EventDataKind GetKind() const noexcept override { return EventDataKind ::Switch; }
+        const CreatureIndex& GetIndex() const noexcept { return _index; }
+        const ArbUt::BorrowedPtr<Creature>& GetNewCreature() const noexcept { return _newCreature; }
+    };
+}
+
+#endif // CREATURELIB_SWITCHEVENT_HPP
diff --git a/src/Battling/EventHooks/Events/TurnEvents.hpp b/src/Battling/EventHooks/Events/TurnEvents.hpp
new file mode 100644
index 0000000..cc87d88
--- /dev/null
+++ b/src/Battling/EventHooks/Events/TurnEvents.hpp
@@ -0,0 +1,20 @@
+#ifndef CREATURELIB_TURNEVENTS_HPP
+#define CREATURELIB_TURNEVENTS_HPP
+#include "EventData.hpp"
+
+namespace CreatureLib::Battling {
+    class TurnStartEvent : public EventData {
+    public:
+        TurnStartEvent() {}
+        EventDataKind GetKind() const noexcept override { return EventDataKind ::TurnStart; }
+    };
+
+    class TurnEndEvent : public EventData {
+    public:
+        TurnEndEvent() {}
+        EventDataKind GetKind() const noexcept override { return EventDataKind ::TurnEnd; }
+    };
+
+}
+
+#endif // CREATURELIB_TURNEVENTS_HPP
diff --git a/src/Battling/Flow/TurnHandler.cpp b/src/Battling/Flow/TurnHandler.cpp
index 1c4d576..57e2058 100644
--- a/src/Battling/Flow/TurnHandler.cpp
+++ b/src/Battling/Flow/TurnHandler.cpp
@@ -2,6 +2,7 @@
 #include <Arbutils/Assert.hpp>
 #include <unordered_set>
 #include "../../Library/Exceptions/NotImplementedException.hpp"
+#include "../EventHooks/EventDataClasses.hpp"
 #include "../ScriptHandling/ScriptMacros.hpp"
 #include "ResolveTarget.hpp"
 
diff --git a/src/Battling/Models/Battle.cpp b/src/Battling/Models/Battle.cpp
index dfa8c9b..ee2e7c3 100644
--- a/src/Battling/Models/Battle.cpp
+++ b/src/Battling/Models/Battle.cpp
@@ -1,6 +1,7 @@
 #include "Battle.hpp"
 #include <Arbutils/Assert.hpp>
 #include <memory>
+#include "../EventHooks/EventDataClasses.hpp"
 #include "../Flow/TurnHandler.hpp"
 #include "../Flow/TurnOrdering.hpp"
 
diff --git a/src/Battling/Models/BattleSide.cpp b/src/Battling/Models/BattleSide.cpp
index 5f8e7e8..311525c 100644
--- a/src/Battling/Models/BattleSide.cpp
+++ b/src/Battling/Models/BattleSide.cpp
@@ -1,6 +1,6 @@
 #include "BattleSide.hpp"
 #include <algorithm>
-#include "../../Library/Exceptions/CreatureException.hpp"
+#include "../EventHooks/EventDataClasses.hpp"
 #include "Battle.hpp"
 
 using namespace CreatureLib::Battling;
diff --git a/src/Battling/Models/Creature.cpp b/src/Battling/Models/Creature.cpp
index b404020..f50c3a2 100644
--- a/src/Battling/Models/Creature.cpp
+++ b/src/Battling/Models/Creature.cpp
@@ -1,6 +1,7 @@
 #include "Creature.hpp"
 #include <algorithm>
 #include <utility>
+#include "../EventHooks/EventDataClasses.hpp"
 #include "../Models/Battle.hpp"
 #include "../ScriptHandling/ScriptMacros.hpp"
 
@@ -36,7 +37,6 @@ namespace CreatureLib::Battling {
         AssertNotNull(species);
         AssertNotNull(variant);
         _species = species;
-        ChangeVariant(variant);
 
         // If the creature is genderless, but it's new species is not, we want to set its gender
         if (_gender != CreatureLib::Library::Gender::Genderless && _species->GetGenderRate() != -1) {
@@ -53,6 +53,10 @@ namespace CreatureLib::Battling {
         else if (_species->GetGenderRate() == -1 && _gender != CreatureLib::Library::Gender::Genderless) {
             _gender = CreatureLib::Library::Gender::Genderless;
         }
+        if (_battle != nullptr) {
+            _battle->TriggerEventListener<ChangeSpeciesEvent>(this, _species);
+        }
+        ChangeVariant(variant);
     }
 
     void Creature::ChangeVariant(const ArbUt::BorrowedPtr<const Library::SpeciesVariant>& variant) {
@@ -79,6 +83,10 @@ namespace CreatureLib::Battling {
         }
 
         // TODO: consider variant specific attacks?
+
+        if (_battle != nullptr) {
+            _battle->TriggerEventListener<ChangeVariantEvent>(this, _variant);
+        }
     }
 
     void Creature::ChangeLevelBy(int8_t amount) {
diff --git a/tests/BattleTests/EventHookTests.cpp b/tests/BattleTests/EventHookTests.cpp
index 1568cfe..008dcb4 100644
--- a/tests/BattleTests/EventHookTests.cpp
+++ b/tests/BattleTests/EventHookTests.cpp
@@ -1,5 +1,6 @@
 #ifdef TESTS_BUILD
 #include "../../extern/catch.hpp"
+#include "../../src/Battling/EventHooks/EventDataClasses.hpp"
 #include "../../src/Battling/EventHooks/EventHook.hpp"
 #include "../../src/Battling/Models/CreateCreature.hpp"
 #include "../TestLibrary/TestLibrary.hpp"