Oliver Queen smoking marijuana. Marijuana was a type of drug that was made from a certain type of Earth plant. Usually the drug is rolled up into a joint or blunt, it is then lit, and then smoked. When Oliver Queen was on Starfish Island, he smoked a drug that appeared to be marijuana, which he described it as "potent." References ↑ As seen in Cave Carson # 3 (2017). ↑ As seen in Cave Carson # 3 (2017). External Link Marijuana at Wikipedia Retrieved from "https://superfriends.fandom.com/wiki/Marijuana?oldid=57252" Categories: Drugs Community content is available under CC-BY-SA unless otherwise noted.