Tree of Perdition, Hidetsugu's Second Rite, and Comet Storm

Prerequisites

• Tree of Perdition on the battlefield
• Hidetsugu's Second Rite in hand
• Comet Storm in hand
• Tree of Perdition does not have summoning sickness
• Tree of Perdition has exactly thirteen toughness
• available

Steps

1. Activate Tree of Perdition by tapping it, swapping its toughness with an opponent's life total
2. Cast Comet Storm by paying , dealing 3 damage to the opponent
3. Cast Hidetsugu's Second Rite by paying , dealing 10 damage to the opponent
4. The opponent loses the game due to having zero life

Results

• Infinite lifeloss for target opponent
• Target opponent loses the game