Make ExecutingAttack a local variable while being used, to ensure it's always cleaned up.

src/Battling/ScriptHandling/ScriptMacros.hpp

@@ -9,3 +9,15 @@
             next->hookName(__VA_ARGS__);                                                                               \
         }                                                                                                              \
     }
+
+#define HOOK_LOCAL(hookName, source, ...)                                                                              \
+    {                                                                                                                  \
+        auto aggregator = source.GetScriptIterator();                                                                  \
+        aggregator.Reset();                                                                                            \
+        while (aggregator.HasNext()) {                                                                                 \
+            auto next = aggregator.GetNext();                                                                          \
+            if (next == nullptr)                                                                                       \
+                continue;                                                                                              \
+            next->hookName(__VA_ARGS__);                                                                               \
+        }                                                                                                              \
+    }