The player takes the role of the title character battling foes throughout the Louisiana swamps and other locations in a side-scrolling format. Swamp Thing's attack methods include punching and firing "sludge balls" which are acquired throughout the game. The player must venture through various stages, which include a graveyard, chemical factory, toxic dump, and finally, Arcane's lab. Bosses include Arcane's Un-Men, Dr. Deemo, Weedkiller, Skinman, and finally, Arcane himself (wikipedia)