diff --git a/Crawler/Crawler.cpp b/Crawler/Crawler.cpp
index 23b50cc0..0e8f210f 100644
--- a/Crawler/Crawler.cpp
+++ b/Crawler/Crawler.cpp
@@ -19,7 +19,7 @@
 
 INCLUDE_EMITTER_LIST
 
-//192x192
+//360x240
 vi2d WINDOW_SIZE={24*15,24*10};
 safemap<std::string,Animate2D::FrameSequence>ANIMATION_DATA;
 std::vector<Monster>MONSTER_LIST;
diff --git a/Crawler/Crawler.vcxproj b/Crawler/Crawler.vcxproj
index 6d0520c0..a13a46d2 100644
--- a/Crawler/Crawler.vcxproj
+++ b/Crawler/Crawler.vcxproj
@@ -316,6 +316,7 @@
     <ClCompile Include="Ranger.cpp" />
     <ClCompile Include="RUN_STRATEGY.cpp" />
     <ClCompile Include="ShootAfar.cpp" />
+    <ClCompile Include="SlimeKing.cpp" />
     <ClCompile Include="Thief.cpp" />
     <ClCompile Include="Trapper.cpp" />
     <ClCompile Include="Turret.cpp" />
diff --git a/Crawler/Crawler.vcxproj.filters b/Crawler/Crawler.vcxproj.filters
index 901c4caf..8e4b68e8 100644
--- a/Crawler/Crawler.vcxproj.filters
+++ b/Crawler/Crawler.vcxproj.filters
@@ -233,6 +233,9 @@
     <ClCompile Include="RUN_STRATEGY.cpp">
       <Filter>Source Files\Monster Strategies</Filter>
     </ClCompile>
+    <ClCompile Include="SlimeKing.cpp">
+      <Filter>Source Files\Monster Strategies</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <None Include="cpp.hint" />
diff --git a/Crawler/assets/config/MonsterStrategies.txt b/Crawler/assets/config/MonsterStrategies.txt
index a4bc992c..8d78befe 100644
--- a/Crawler/assets/config/MonsterStrategies.txt
+++ b/Crawler/assets/config/MonsterStrategies.txt
@@ -72,6 +72,12 @@ MonsterStrategy
 	{
 		# The Slime King Boss script.
 		Name = Slime King
+		# How much time a jump will be pre-telegraphed.
+		JumpWarningIndicatorTime = 1.0
+		# Distance to jump up into the sky. A higher value causes it to launch up and down seemingly faster.
+		JumpHeight = 1500
+		ProjectileDamage = 10
+		JumpAttackDamage = 20
 		Phase1
 		{
 			Size = 800
@@ -79,8 +85,7 @@ MonsterStrategy
 			ShootRingCount = 3
 			#In degrees.
 			RingOffset = 10
-			# Number of pattern repeats before a jump occurs.
-			JumpAfter = 4
+			JumpAfter = 4 shots
 			AirborneTime = 3.0
 			LandingRingCount = 1
 			LandingRecoveryTime = 2.0
@@ -91,20 +96,48 @@ MonsterStrategy
 			# Percentage of health to transition to Phase 2
 			Change = 75%
 			MonsterSpawnOnChange = Red Slime, 2
-			
+			ShootRate = 1.0
+			ShootProjectileCount = 3
+			ShootCount = 5
+			ShootAngleSpread = 45
+			JumpChargeTime = 5.0
+			JumpAfter = 5 shots
+			JumpCount = 3
+			# Delay times per jump in seconds.
+			Jump[1] = 2.0
+			Jump[2] = 0.3
+			Jump[3] = 0.75
+		}
+		Phase3
+		{
+			Size = 400
+			# Percentage of health to transition to Phase 3
+			Change = 50%
+			MonsterSpawnOnChange = Red Slime, 2
+			ShootRate = 0.5
+			ShootProjectileCount = 3
+			ShootAngleSpread = 45
+			JumpDelayTime = 0.5
+			JumpRecoveryTime = 2.0
+		}
+		Phase4
+		{
+			Size = 200
+			# Percentage of health to transition to Phase 4
+			Change = 25%
+			MonsterSpawnOnChange = Blue Slime, 2
+			MoveSpdModifier = 50%
+			ShootRate = 0.1
+			RandomOffsetAngle = 75
+			JumpDistance = 1000
+		}
+		Phase5
+		{
+			SizeLossPerHit=50%
+			IframeTimePerHit = 1.0
+			MoveSpdModified = 50%
+			# Percentage of health to transition to Phase 5
+			Change = 0%
 		}
-		Phase2Change = 75
-		Phase2Size = 600
-		# Percentage of health to transition to Phase 3
-		Phase3Change = 50
-		Phase3Size = 400
-		# Percentage of health to transition to Phase 4
-		Phase4Change = 25
-		Phase4Size = 200
-		# How often the enemy shoots.
-		ShootingSpeed = 0.6
-		BulletSpeed = 450
-		BulletSize = 30
-		BulletColor = 0, 255, 0, 255
 	}
 }
\ No newline at end of file
diff --git a/Crawler/assets/config/Monsters.txt b/Crawler/assets/config/Monsters.txt
index 42188ee0..15f0a767 100644
--- a/Crawler/assets/config/Monsters.txt
+++ b/Crawler/assets/config/Monsters.txt
@@ -123,6 +123,31 @@ Monsters
 		ShootAnimation = 5, 0.1, OneShot
 		DeathAnimation = 5, 0.2, OneShot
 
+		#Additional custom animations go down below. Start with ANIMATION[0]
+		#ANIMATION[0] = MY_NEW_ANIMATION
+	}
+	5
+	{
+		DisplayName = Slime King
+		Health = 1200
+		Attack = 10
+
+		CollisionDmg = 0
+
+		MoveSpd = 0
+		Size = 800
+
+		Strategy = Slime King
+
+		#Size of each animation frame
+		SheetFrameSize = 24,24
+
+		# Frame Count, Frame Speed (s), Frame Cycling (Repeat,OneShot,PingPong,Reverse)
+		IdleAnimation = 10, 0.1, Repeat
+		JumpAnimation = 10, 0.06, Repeat
+		ShootAnimation = 10, 0.1, OneShot
+		DeathAnimation = 10, 0.1, OneShot
+
 		#Additional custom animations go down below. Start with ANIMATION[0]
 		#ANIMATION[0] = MY_NEW_ANIMATION
 	}
diff --git a/Crawler/assets/monsters/Blue Slime.png b/Crawler/assets/monsters/Blue Slime.png
index e280c557..e4c6b7bf 100644
Binary files a/Crawler/assets/monsters/Blue Slime.png and b/Crawler/assets/monsters/Blue Slime.png differ
diff --git a/Crawler/assets/monsters/Green Slime.png b/Crawler/assets/monsters/Green Slime.png
index 964c9a8c..721c8fc1 100644
Binary files a/Crawler/assets/monsters/Green Slime.png and b/Crawler/assets/monsters/Green Slime.png differ
diff --git a/Crawler/assets/monsters/Red Slime.png b/Crawler/assets/monsters/Red Slime.png
index 64d315a5..50bef513 100644
Binary files a/Crawler/assets/monsters/Red Slime.png and b/Crawler/assets/monsters/Red Slime.png differ
diff --git a/Crawler/assets/monsters/Slime King.png b/Crawler/assets/monsters/Slime King.png
index 81c73592..fbb09d55 100644
Binary files a/Crawler/assets/monsters/Slime King.png and b/Crawler/assets/monsters/Slime King.png differ
diff --git a/Crawler/assets/monsters/Slime King.xcf b/Crawler/assets/monsters/Slime King.xcf
new file mode 100644
index 00000000..b358ec79
Binary files /dev/null and b/Crawler/assets/monsters/Slime King.xcf differ
diff --git a/Crawler/assets/monsters/Yellow Slime.png b/Crawler/assets/monsters/Yellow Slime.png
index 81c73592..59da851a 100644
Binary files a/Crawler/assets/monsters/Yellow Slime.png and b/Crawler/assets/monsters/Yellow Slime.png differ