Trifaraleen gas was a poisonous gas that was used by IG-88 during the Galactic Civil War. It formed a cloud around the target, choked them, and would finally turn them to dust. Trifaraleen was acidic and could chew through metal. Despite its effectiveness, trifaraleen dissipated quickly outside containment or a host.
- Star Wars: Empire at War: Forces of Corruption (First appearance)