Ghyrson Starn, Kelermorph + Protection of the Hekma + Harmless Offering + Spark Double

Prerequisites

• You have a way to deal exactly 2 damage to an opponent.

Steps

1. 1Cast Harmless Offering by paying its mana cost, giving an opponent control of Protection of the Hekma.
2. 2Deal 2 damage to that opponent by any method, reduced to 1 due to Protection of the Hekma.
3. 3Ghyrson Starn and Spark Double trigger.
4. 4Resolve the Ghyrson Starn trigger, dealing 1 damage to the opponent.
5. 5Spark Double triggers, dealing 1 damage to the opponent.
6. 6Ghyrson Starn triggers, dealing 1 damage to the opponent.
7. 7Repeat from step 5.

Effects

• Infinite damage to one opponent