Poison Headcrab Zombie

{t}: Throw a token at target non-flying creature.
This creature holds 3 poison headcrab tokens. An opponent hit by a token will have their health reduced by 2. If this is enough to kill the target creature (Human/Combine) Turn it into a Poison Headcrab Zombie and place 3 tokens on it. It is now yours. If the enemy doesn't die the token is now a 1/1 poison headcrab that has deathtouch