CreateConVar( "gc_realzombies", 1, SERVER_CAN_EXECUTE, "Zombies have a chance to kill you instantly." )
forcerealisticzombies = false

hook.Add( "PlayerHurt", "ZombieHurtFunction", function( victim, attacker, healthRemaining, damageTaken )
if((GetConVarNumber( "gc_realzombies" ) != 0) || forcerealisticzombies) then
	if(attacker:GetClass() == "npc_zombie") then
		victim:SetHealth(healthRemaining - 40)
	end

	if(attacker:GetClass() == "npc_zombine") then
		victim:SetHealth(healthRemaining - 30)
	end
	
	if(attacker:GetClass() == "npc_zombie_torso") then
		victim:SetHealth(healthRemaining - 25)
	end
	
	if(attacker:GetClass() == "npc_fastzombie_torso") then
		victim:SetHealth(healthRemaining - 27)
	end
	
	if(attacker:GetClass() == "npc_fastzombie") then
		if(damageTaken == 3) then
		victim:SetHealth(healthRemaining - 12)
		else if(damageTaken == 5) then
		victim:SetHealth(healthRemaining - 35)
		end
		end
	end
	
	if(attacker:GetClass() == "npc_poisonzombie") then
		victim:SetHealth(healthRemaining - 40)
	end
end
end)