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

Prerequisites

• Ghyrson Starn, Kelermorph on the battlefield
• Protection of the Hekma on the battlefield
• Spark Double on the battlefield
• Harmless Offering in hand
• You have a way to deal exactly 2 damage to an opponent
• available

Steps

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

Results

• Infinite damage to target opponent