Where is the lich in marsh that drops the undead warrior armor in aqw?

In AdventureQuest Worlds (AQW), the lich that drops the Undead Warrior Armor is located in the Marsh of Tainted Souls. You can find it by navigating to the "Marsh" area, specifically near the undead-themed quest areas. Defeating the lich will give you a chance to obtain the armor as a drop. Be prepared for a challenging fight, as it can be a tough opponent!