Drug: Titan
Effect: Turns you into a hulking beast.

From the Batman Arkham, series this compound was created by Dr. Penelope Young and used by the Joker and Bane to give them super strength. It turns users into Bane-like monsters, their bodies become horribly disfigured and rationality is lost attacking anything near them.

So, it's the sort of thing you'll probably be able to pick up in the locker room of the closest Planet Fitness.