Greven, Predator Captain + Doom Whisperer

Greven, Predator Captain
Doom Whisperer

Requires
Greven, Predator Captain must be on the battlefield. Doom Whisperer must be on the battlefield. Greven does not have summoning sickness and cannot be blocked by an opponent.Your life total is at least 17.
Steps
  1. Activate Doom Whisperer eight times by paying 16 life, causing you to surveil 2 eight times and causing Greven to become a 21/21 until end of turn due to its first ability.
  2. Deal combat damage to an opponent using Greven.
  3. The opponent loses the game due to being dealt 21 combat damage from your commander.
Results
Target opponent loses the game.