Tree of Perdition + Star of Extinction + Boros Reckoner
Tree of Perdition
Star of Extinction
Boros Reckoner
Requires
Tree of Perdition must be on the battlefield.
Star of Extinction must be in hand.
Boros Reckoner must be on the battlefield.
Tree of Perdition does not have summoning sickness.
Mana needed: 
Steps
- Activate Tree of Perdition, exchanging target opponent's life total with Tree of Perdition's toughness.
- Cast Star of Extinction for , destroying target land and dealing 20 damage to all creatures and planeswalkers.
- Boros Reckoner triggers, dealing 20 damage to target opponent.
Results
Target player takes a lethal amount of damage.
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