diff --git a/src/Library/EffectParameter.hpp b/src/Library/EffectParameter.hpp
index 5093aab..01096a1 100644
--- a/src/Library/EffectParameter.hpp
+++ b/src/Library/EffectParameter.hpp
@@ -5,29 +5,28 @@
 #include "Exceptions/CreatureException.hpp"
 
 namespace CreatureLib::Library {
-    ENUM(EffectParameterType, uint8_t, None, Bool, Int, String);
+    ENUM(EffectParameterType, uint8_t, None, Bool, Int, Float, String);
 
     class EffectParameter {
     private:
         EffectParameterType _type = EffectParameterType::None;
-        void* _val;
+        union {
+            bool _b;
+            int64_t _i;
+            const std::string _s;
+            float _f;
+        };
 
     public:
-        EffectParameter() : _type(EffectParameterType::None), _val(nullptr){};
-        explicit EffectParameter(bool b) : _type(EffectParameterType::Bool), _val((void*)b){};
-        explicit EffectParameter(int64_t i) : _type(EffectParameterType::Int), _val((void*)i){};
-        explicit EffectParameter(const std::string& s)
-            : _type(EffectParameterType::String), _val(new char[s.size() + 1]) {
-            strncpy((char*)_val, s.c_str(), s.size() + 1);
-        };
+        EffectParameter() : _type(EffectParameterType::None){};
+        explicit EffectParameter(bool b) : _type(EffectParameterType::Bool), _b(b){};
+        explicit EffectParameter(int64_t i) : _type(EffectParameterType::Int), _i(i){};
+        explicit EffectParameter(float f) : _type(EffectParameterType::Float), _f(f){};
+        explicit EffectParameter(const std::string& s) : _type(EffectParameterType::String), _s(s){};
         EffectParameter(const EffectParameter& other) = delete;
         EffectParameter& operator=(const EffectParameter& other) = delete;
 
-        ~EffectParameter() {
-            if (_type == EffectParameterType::String) {
-                delete[](char*) _val;
-            }
-        }
+        ~EffectParameter() {}
 
         EffectParameterType GetType() const noexcept { return _type; }
         bool AsBool() const {
@@ -36,7 +35,7 @@ namespace CreatureLib::Library {
                 ss << "Cast effect parameter to bool, but was " << EffectParameterTypeHelper::ToString(_type);
                 throw CreatureException(ss.str());
             }
-            return (bool)_val;
+            return _b;
         }
         int64_t AsInt() const {
             if (_type != EffectParameterType::Int) {
@@ -44,15 +43,23 @@ namespace CreatureLib::Library {
                 ss << "Cast effect parameter to int, but was " << EffectParameterTypeHelper::ToString(_type);
                 throw CreatureException(ss.str());
             }
-            return reinterpret_cast<int64_t>(_val);
+            return _i;
         }
-        const char* AsString() const {
+        float AsFloat() const {
+            if (_type != EffectParameterType::Float) {
+                std::stringstream ss;
+                ss << "Cast effect parameter to float, but was " << EffectParameterTypeHelper::ToString(_type);
+                throw CreatureException(ss.str());
+            }
+            return _f;
+        }
+        const std::string& AsString() const {
             if (_type != EffectParameterType::String) {
                 std::stringstream ss;
                 ss << "Cast effect parameter to string, but was " << EffectParameterTypeHelper::ToString(_type);
                 throw CreatureException(ss.str());
             }
-            return (char*)_val;
+            return _s;
         }
     };
 }
diff --git a/tests/LibraryTests/EffectParameterTests.cpp b/tests/LibraryTests/EffectParameterTests.cpp
index 843546c..a64a747 100644
--- a/tests/LibraryTests/EffectParameterTests.cpp
+++ b/tests/LibraryTests/EffectParameterTests.cpp
@@ -17,7 +17,12 @@ TEST_CASE("Int EffectParameter", "[Library]") {
 
 TEST_CASE("String EffectParameter", "[Library]") {
     auto p = EffectParameter(std::string("foobar"));
-    REQUIRE(strcmp(p.AsString(), "foobar") == 0);
+    REQUIRE(p.AsString() == "foobar");
+}
+
+TEST_CASE("Float EffectParameter", "[Library]") {
+    auto p = EffectParameter(1.5f);
+    REQUIRE(p.AsFloat() == Approx(1.5f));
 }
 
 #endif
\ No newline at end of file