diff --git a/publish.gradle b/publish.gradle
index 0ca227e..ee206ff 100644
--- a/publish.gradle
+++ b/publish.gradle
@@ -24,6 +24,7 @@ task publishPrepareFiles << {
 	//project.file('publish/publishRoot/reapi/addons/amxmodx/scripting/include').mkdirs()
 
 	_copyFileToDir('publish/reapi_amxx.dll', 'publish/publishRoot/reapi/addons/amxmodx/modules/')
+	_copyFileToDir('publish/reapi_amxx.pdb', 'publish/publishRoot/reapi/addons/amxmodx/modules/')
 	_copyFile('publish/libreapi_amxx_i386.so', 'publish/publishRoot/reapi/addons/amxmodx/modules/reapi_amxx_i386.so')
 
 	copy {
diff --git a/reapi/src/natives/natives_helper.h b/reapi/src/natives/natives_helper.h
index 173f114..82ce7d4 100644
--- a/reapi/src/natives/natives_helper.h
+++ b/reapi/src/natives/natives_helper.h
@@ -7,7 +7,7 @@ class CAmxArg
 {
 public:
 	CAmxArg(AMX* amx, cell value) : m_amx(amx), m_value(value) {}
-	operator float() const
+	operator float&() const
 	{
 		return *(float *)m_value;
 	}
@@ -17,9 +17,8 @@ public:
 	}
 	operator entvars_s*() const
 	{
-		if (m_value < 0)
-			return nullptr;
-		return PEV(m_value);
+		auto pev = PEV(m_value);
+		return m_value < 0 ? nullptr : pev;
 	}
 	operator int() const
 	{
@@ -35,12 +34,17 @@ public:
 	}
 	operator CBaseEntity*() const
 	{
-		return g_ReGameFuncs->UTIL_PlayerByIndex(m_value);
+		auto player = g_ReGameFuncs->UTIL_PlayerByIndex(m_value);
+		return m_value < 0 ? nullptr : player;
 	}
 	operator PLAYER_ANIM() const
 	{
 		return static_cast<PLAYER_ANIM>(m_value);
 	}
+	operator ICSEntity*() const
+	{
+		return g_ReGameFuncs->INDEX_TO_CSENTITY(m_value);
+	}
 
 	Vector& vector() const
 	{
diff --git a/reapi/src/natives/natives_misc.cpp b/reapi/src/natives/natives_misc.cpp
index e8146f5..1b14acf 100644
--- a/reapi/src/natives/natives_misc.cpp
+++ b/reapi/src/natives/natives_misc.cpp
@@ -214,14 +214,14 @@ cell AMX_NATIVE_CALL rg_multidmg_add(AMX *amx, cell *params)
 	CHECK_ISENTITY(params[arg_inflictor]);
 	CHECK_ISENTITY(params[arg_victim]);
 
-	CAmxArgs args(amx, params);
-
 	if (params[arg_victim] < 0) { // null
 		MF_LogError(amx, AMX_ERR_NATIVE, "rg_multidmg_add: victim == null");
 		return FALSE;
 	}
 
+	CAmxArgs args(amx, params);
 	g_ReGameFuncs->AddMultiDamage(args[arg_inflictor], args[arg_victim], args[arg_damage], args[arg_dmg_type]);
+	
 	return TRUE;
 }
 
@@ -251,7 +251,7 @@ cell AMX_NATIVE_CALL rg_fire_bullets(AMX *amx, cell *params)
 	CHECK_ISENTITY(params[arg_attacker]);
 
 	CAmxArgs args(amx, params);
-	ICSEntity *pInflictor = g_ReGameFuncs->INDEX_TO_CSENTITY(params[arg_inflictor]);
+	ICSEntity *pInflictor = args[arg_inflictor];
 
 	pInflictor->FireBullets
 	(
@@ -297,7 +297,8 @@ cell AMX_NATIVE_CALL rg_fire_bullets3(AMX *amx, cell *params)
 	CHECK_ISENTITY(params[arg_attacker]);
 
 	CAmxArgs args(amx, params);
-	ICSEntity *pInflictor = g_ReGameFuncs->INDEX_TO_CSENTITY(params[arg_inflictor]);
+	ICSEntity *pInflictor = args[arg_inflictor];
+	entvars_t *pAttacker = args[arg_attacker];
 
 	args[arg_out].vector() = pInflictor->FireBullets3
 	(
@@ -309,7 +310,7 @@ cell AMX_NATIVE_CALL rg_fire_bullets3(AMX *amx, cell *params)
 		args[arg_bullet_type],
 		args[arg_dmg],
 		args[arg_range_mod],
-		args[arg_attacker],
+		pAttacker,
 		args[arg_pistol],
 		args[arg_rand]
 	);