Yomiji, Who Bars the Way, Morophon, the Boundless, The First Sliver, and Goblin Bombardment

Prerequisites

• Yomiji, Who Bars the Way on the battlefield
• Morophon, the Boundless on the battlefield
• The First Sliver on the battlefield
• Goblin Bombardment on the battlefield
• "Sliver" chosen with Morophon

Steps

1. Activate Goblin Bombardment by sacrificing The First Sliver, choosing any target
2. Yomiji triggers, returning The First Sliver from your graveyard to your hand
3. Resolve the Goblin Bombardment ability, dealing 1 damage to its target
4. Cast The First Sliver for
5. Resolve the First Sliver's cascade ability
6. The First Sliver enters the battlefield
7. Repeat

Results

• Infinite cascade with MV<=4
• Infinite damage
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm