Mairsil, the Pretender + Hateflayer + Tree of Perdition

Prerequisites

• Mairsil does not have summoning sickness.
• Mairsil's toughness is less than or equal to its power.

Steps

1. 1Activate Mairsil using Tree of Perdition's ability by tapping it, exchanging target opponent's life total with Mairsil's toughness.
2. 2Activate Mairsil using Hateflayer's ability by paying and untapping it, dealing damage equal to Mairsil's power to the opponent.
3. 3The opponent loses the game due to having zero or less life.

Effects

• Target opponent loses the game