diff --git a/MrBigsock/Assets/Code/Core/Abilities/Base/BaseAbility.cs b/MrBigsock/Assets/Code/Core/Abilities/Base/BaseAbility.cs
index f19870ede3fa73fcfbe58607883c12c150e678e4..9937544a5174bd039b4d913efee1571e0e60cb4a 100644
--- a/MrBigsock/Assets/Code/Core/Abilities/Base/BaseAbility.cs
+++ b/MrBigsock/Assets/Code/Core/Abilities/Base/BaseAbility.cs
@@ -43,6 +43,23 @@ namespace BigSock {
 
 
 
+		/*
+			The mana cost of the ability.
+		*/
+		public float ManaCost { get; protected set; }
+
+		/*
+			The stamina cost of the ability.
+		*/
+		public float StaminaCost { get; protected set; }
+
+		/*
+			The hp cost of the ability.
+		*/
+		public float HPCost { get; protected set; }
+
+
+
 
 
 		/*
@@ -54,6 +71,9 @@ namespace BigSock {
 			// Check that the ability is cooled down.
 			if(Ready) {
 				//> Handle checking costs here.
+				if(ManaCost > 0f && actor.Mana < ManaCost)          return false;
+				if(StaminaCost > 0f && actor.Stamina < StaminaCost) return false;
+				if(HPCost > 0f && actor.HP < HPCost)                return false;
 
 				// Activate the ability.
 				var res = Activate(actor, target);
@@ -62,6 +82,9 @@ namespace BigSock {
 				if(res) {
 					NextTimeCanUse = DateTime.Now + Cooldown;
 					//> Handle paying the cost (HP, mana, stamina) here.
+					if(ManaCost > 0f)          actor.Mana -= ManaCost;
+					if(StaminaCost > 0f)       actor.Stamina -= StaminaCost;
+					if(HPCost > 0f)            actor.HP -= HPCost;
 				}
 
 				return res;
diff --git a/MrBigsock/Assets/Code/Core/Abilities/Base/IAbility.cs b/MrBigsock/Assets/Code/Core/Abilities/Base/IAbility.cs
index 07034791d6bbc841104db946dc9025a1413c3647..0bcd5fcb83f78cd5b80672dda1b88646759954c4 100644
--- a/MrBigsock/Assets/Code/Core/Abilities/Base/IAbility.cs
+++ b/MrBigsock/Assets/Code/Core/Abilities/Base/IAbility.cs
@@ -42,6 +42,24 @@ namespace BigSock {
 		bool Ready { get; }
 
 
+
+		/*
+			The mana cost of the ability.
+		*/
+		float ManaCost { get; }
+
+		/*
+			The stamina cost of the ability.
+		*/
+		float StaminaCost { get; }
+
+		/*
+			The hp cost of the ability.
+		*/
+		float HPCost { get; }
+
+
+
 		/*
 			-----------------------------
 			Add in something for costs.