diff --git a/Adventures in Lestoria Tests/Adventures in Lestoria Tests.cpp b/Adventures in Lestoria Tests/Adventures in Lestoria Tests.cpp
index 88d76329..62eaa94f 100644
--- a/Adventures in Lestoria Tests/Adventures in Lestoria Tests.cpp	
+++ b/Adventures in Lestoria Tests/Adventures in Lestoria Tests.cpp	
@@ -144,6 +144,83 @@ namespace MonsterTests
 			testMonster.AddBuff(BuffType::SPEEDBOOST,5.f,0.75f);
 			Assert::AreEqual(2.5f,testMonster.GetMoveSpdMult());
 		}
+		TEST_METHOD(DamageReductionBuffTest){
+			Monster testMonster{{},MONSTER_DATA["TestName"]};
+			testMonster.AddBuff(BuffType::DAMAGE_REDUCTION,5.f,0.25f);
+
+			testMonster.Hurt(testMonster.GetAttack(),testMonster.OnUpperLevel(),testMonster.GetZ());
+			//25% damage reduction should result in 7.5 health taken, When ceiling'd results in 8 health taken.
+			Assert::AreEqual(22,testMonster.GetHealth());
+		}
+		TEST_METHOD(BarrierBuffTest){
+			Monster testMonster{{},MONSTER_DATA["TestName"]};
+			testMonster.AddBuff(BuffType::BARRIER_DAMAGE_REDUCTION,5.f,0.5f);
+
+			testMonster.Hurt(testMonster.GetAttack(),testMonster.OnUpperLevel(),testMonster.GetZ());
+			//50% damage reduction should result in 5 health taken
+			Assert::AreEqual(25,testMonster.GetHealth());
+		}
+		TEST_METHOD(AdditiveDamageReductionTest){
+			Monster testMonster{{},MONSTER_DATA["TestName"]};
+			testMonster.AddBuff(BuffType::DAMAGE_REDUCTION,5.f,0.25f);
+			testMonster.AddBuff(BuffType::BARRIER_DAMAGE_REDUCTION,5.f,0.5f);
+
+			testMonster.Hurt(testMonster.GetAttack(),testMonster.OnUpperLevel(),testMonster.GetZ());
+			//25+50% damage reduction should result in 2.5 health taken. When ceiling'd, results in 3 health taken.
+			Assert::AreEqual(27,testMonster.GetHealth());
+		}
+		TEST_METHOD(MaximumDamageReductionTest){
+			Monster testMonster{{},MONSTER_DATA["TestName"]};
+			testMonster.AddBuff(BuffType::DAMAGE_REDUCTION,5.f,INFINITY);
+
+			testMonster.Hurt(testMonster.GetAttack(),testMonster.OnUpperLevel(),testMonster.GetZ());
+			//At 100% or more damage reduction, the monster should take 0 damage.
+			Assert::AreEqual(30,testMonster.GetHealth());
+		}
+		TEST_METHOD(TrueDamageTest){
+			Monster testMonster{{},MONSTER_DATA["TestName"]};
+
+			testMonster._DealTrueDamage(testMonster.GetAttack()*3);
+			Assert::AreEqual(0,testMonster.GetHealth());
+		}
+		TEST_METHOD(TrueDamageTestWith100PctDamageReduction){
+			Monster testMonster{{},MONSTER_DATA["TestName"]};
+			testMonster.AddBuff(BuffType::DAMAGE_REDUCTION,5.f,INFINITY);
+
+			testMonster._DealTrueDamage(testMonster.GetAttack()*3);
+			//Damage reduction should not affect true damage at all.
+			Assert::AreEqual(0,testMonster.GetHealth());
+		}
+		TEST_METHOD(CriticalRateTest){
+			Monster testMonster{{},MONSTER_DATA["TestName"]};
+
+			game->GetPlayer()->SetBaseStat(ItemAttribute::Get("Crit Rate"),100.f);
+
+			testMonster.Hurt(5,testMonster.OnUpperLevel(),testMonster.GetZ());
+			//If crit rate works 100% of the time, getting hurt should deal crit dmg % more damage (which defaults to 50%). Ceiling 7.5 damage to 8.
+			Assert::AreEqual(22,testMonster.GetHealth());
+		}
+		TEST_METHOD(CriticalDamageTest){
+			Monster testMonster{{},MONSTER_DATA["TestName"]};
+
+			game->GetPlayer()->SetBaseStat(ItemAttribute::Get("Crit Rate"),100.f);
+			game->GetPlayer()->SetBaseStat(ItemAttribute::Get("Crit Dmg"),150.f);
+
+			testMonster.Hurt(5,testMonster.OnUpperLevel(),testMonster.GetZ());
+			//If crit rate works 100% of the time, getting hurt will deal 150% more damage. Ceiling 12.5 damage to 13.
+			Assert::AreEqual(17,testMonster.GetHealth());
+		}
+		TEST_METHOD(ShouldNotDieNormallyTest){
+			Monster testMonster{{},MONSTER_DATA["TestName"]};
+			testMonster.diesNormally=false;
+
+			testMonster.Hurt(1000,testMonster.OnUpperLevel(),testMonster.GetZ());
+			testMonster.Hurt(1000,testMonster.OnUpperLevel(),testMonster.GetZ());
+			testMonster.Hurt(1000,testMonster.OnUpperLevel(),testMonster.GetZ());
+			//Health should continue to remain at 1 and the monster should remain alive if the dies normally flag is false.
+			Assert::AreEqual(1,testMonster.GetHealth());
+			Assert::IsTrue(testMonster.IsAlive());
+		}
 	};
 }
 
diff --git a/Adventures in Lestoria/Monster.h b/Adventures in Lestoria/Monster.h
index c49e99ed..4a06c50c 100644
--- a/Adventures in Lestoria/Monster.h	
+++ b/Adventures in Lestoria/Monster.h	
@@ -64,6 +64,10 @@ enum class TrueDamageFlag{
 	IGNORE_DAMAGE_RULES, //Deals true damage, ignoring established invulnerability/iframe rules. Will never miss and will not have its damage modified by any buffs/stats.
 };
 
+namespace MonsterTests{
+	class MonsterTest;
+};
+
 class DeathSpawnInfo{
 	std::string monsterSpawnName;
 	uint8_t spawnAmt;
@@ -72,12 +76,12 @@ public:
 	DeathSpawnInfo(const std::string_view monsterName,const uint8_t spawnAmt,const vf2d spawnOffset={});
 	void Spawn(const vf2d monsterDeathPos,const bool onUpperLevel);
 };
-
 class Monster:IAttributable{
 	friend struct STRATEGY;
 	friend class AiL;
 	friend class InventoryCreator;
 	friend class DeathSpawnInfo;
+	friend class MonsterTests::MonsterTest;
 public:
 	Monster()=delete;
 	Monster(vf2d pos,MonsterData data,bool upperLevel=false,bool bossMob=false);
diff --git a/Adventures in Lestoria/Version.h b/Adventures in Lestoria/Version.h
index cb67ecc0..17d91468 100644
--- a/Adventures in Lestoria/Version.h	
+++ b/Adventures in Lestoria/Version.h	
@@ -39,7 +39,7 @@ All rights reserved.
 #define VERSION_MAJOR 1
 #define VERSION_MINOR 2
 #define VERSION_PATCH 3
-#define VERSION_BUILD 9790
+#define VERSION_BUILD 9792
 
 #define stringify(a) stringify_(a)
 #define stringify_(a) #a