Diamond Valley, Soul of Eternity, and Vito, Thorn of the Dusk Rose

Prerequisites

• Diamond Valley on the battlefield
• Soul of Eternity on the battlefield
• Vito, Thorn of the Dusk Rose on the battlefield
• Your life total is higher than or equal to an opponent's

Steps

1. Activate Diamond Valley by tapping it and sacrificing Soul of Eternity, causing you to gain life equal to Soul of Eternity's power
2. Vito triggers, causing target opponent whose lifetotal is less than or equal to Soul of Eternity's power to lose life equal to the life you gained
3. The opponent loses the game due to having zero or less life

Results

• Near-infinite lifegain
• Near-infinite lifeloss for target opponent
• Target opponent loses the game