Doomgape, Soul of Eternity, and Defiant Bloodlord

Prerequisites

• Doomgape on the battlefield
• Soul of Eternity on the battlefield
• Defiant Bloodlord on the battlefield

Steps

1. At the beginning of your upkeep, Doomgape triggers, causing you to sacrifice Soul of Eternity and gain life equal to its toughness
2. Defiant Bloodlord triggers, causing an opponent to lose life equal to the life you gained

Results

• Near-infinite lifegain
• Near-infinite lifeloss for target opponent