Serra Avatar + Swords to Plowshares + Vito, Thorn of the Dusk Rose

Serra Avatar
Swords to Plowshares
Vito, Thorn of the Dusk Rose

Requires
Swords to Plowshares in hand. All permanents on the battlefield. Your life total is higher than or equal to an opponent's. w available.
Steps
  1. Cast Swords to Plowshares by paying w, exiling Serra Avatar and gaining life equal to its power
  2. Vito triggers, causing target opponent whose lifetotal is less than or equal to Serra Avatar'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
Target opponent loses the game. Near-infinite lifegain. Near-infinite lifeloss for target opponent.