Jon Irenicus, Shattered One, and Gorilla Pack

Prerequisites

• Jon Irenicus, Shattered One on the battlefield
• Gorilla Pack on the battlefield
• An opponent controls no Forests

Steps

1. At the beginning of your end step, Jon Irenicus triggers, giving control of Gorilla Pack to an opponent who controls no Forests
2. When Gorilla Pack's controller controls no Forests, Gorilla Pack triggers, causing them to sacrifice it
3. However, Gorilla Pack cannot be sacrificed due to its ability
4. Gorilla Pack triggers again, creating a mandatory infinite loop that causes the game to end in a draw

Results

• Draw the game