NOTE: Due to the unique nature of the dungeon, the enemy stats are determined by which order the dungeon is completed.
A boss found in the Purgatory which is unlocked after obtaining at least one each of all the Snap Cards and handing them to Masatoshi in Chicago.
Avarice being of Mao's "sin" is know to be greed for money,etc. This can be found beyond the blue door after traversing the maze.
The source of the deadly sin of Greed. No matter how much it grasps and seizes, its persistant lusts and desires can never be satisfied.