Requires

Demonlord Belzenlok must be in hand. Selective Memory must be in hand. Thassa's Oracle must be in hand. Mana needed:

Steps

1. Cast Selective Memory by paying , exiling all nonland cards in your library.
2. Cast Demonlord Belzenlok by paying .
3. When Demonlord Belzenlok enters the battlefield, it triggers, exiling the remainder of your library.
4. Cast Thassa's Oracle by paying .
5. When Thassa's Oracle enters the battlefield, it triggers, causing you to win the game.

Results