Ghyrson Starn, Kelermorph + Irenicus's Vile Duplication + Ghosts of the Innocent

Prerequisites

• You have a way to deal exactly two or three damage to a permanent or player.

Steps

1. 1Cast Irenicus's Vile Duplication by paying , creating a nonlegendary token copy of Ghyrson Starn.
2. 2Deal exactly two or three damage to a permanent or player, which is reduced to one due to Ghosts of the Innocent.
3. 3Ghyrson Starn and the Ghyrson Starn token each trigger.
4. 4Resolve the Ghyrson Starn trigger, dealing 1 damage to that permanent or player due to Ghosts of the Innocent.
5. 5The Ghyrson Starn token triggers, dealing 1 damage to that permanent or player due to Ghosts of the Innocent.
6. 6Ghyrson Starn triggers, dealing 1 damage to that permanent or player due to Ghosts of the Innocent.
7. 7Repeat from step 5.

Effects

• Infinite damage to one opponent