Vhati il-Dal, Tree of Perdition, and Pestilence Demon

Prerequisites

• Vhati il-Dal on the battlefield
• Tree of Perdition on the battlefield
• Pestilence Demon on the battlefield
• available

Steps

1. Activate Vhati il-Dal by tapping it, causing Tree of Perdition to have base toughness 1 until end of turn
2. Activate Tree of Perdition by tapping it, swapping an opponent's life total with Tree of Perdition's toughness
3. Activate Pestilence Demon by paying , dealing 1 damage to each creature and each player
4. The opponent targeted in step 2 loses the game due to having zero life
5. You may repeat this during each of your turns if your life total allows

Results

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