Xenagos Ascended can't leave the battlefield as long as a Reveler is on the battlefield. When Xenagos Ascended leaves the battlefield, each player wins the game.
Near Mint - $12.70
Lightly Played - $11.40
Played - $8.90
Heavily Played - $7.60
Damaged - $6.40
Near Mint Non-English - $12.70
Lightly Played Non-English - $11.40
Played Non-English - $8.90
Heavily Played Non-English - $7.60
Damaged Non-English - $6.40