Poisonous Vents are tentacles created by Champion Mordrem Thrasher Platinum each time it teleports while at or below 50% HP. They automatically die after 10 seconds [verification requested]. Grants Poisonous Buildup to Champion Mordrem Thrasher upon death.
- Defeat Mordremoth's champion (80) [Group Event]
- Since the Poisonous Vent is neutral, it might be hard to detect.