Trivoris Gas

Trivoris Gas is a lethal neurotoxin that has existed since the time of the Old Republic. It was known to be extremely potent, and a single canister could cover a square kilometer and be completely lethal, killing all inside within ten minuets. However, while still in it's canister, Trivoris was easy to neutralize with an antidote.

Appearences
■Star Wars: The Old Republic