Grenzo, Dungeon Warden, Transplant Theorist, Su-Chi Cave Guard, and Goblin Bombardment

Prerequisites

• Grenzo, Dungeon Warden on the battlefield
• Transplant Theorist on the battlefield
• Su-Chi Cave Guard on the battlefield
• Goblin Bombardment on the battlefield
• Grenzo has a power of eight or greater

Steps

1. Activate Goblin Bombardment by sacrificing Su-Chi Cave Guard
2. When Su-Chi Cave Guard dies, it triggers, adding eight
3. Resolve the Goblin Bombardment ability, dealing 1 damage to any target
4. Activate Transplant Theorist by paying , putting Su-Chi Cave Guard on the bottom of your library from your graveyard
5. Activate Grenzo by paying , putting Su-Chi Cave Guard into your graveyard from the bottom of your library, and then putting it onto the battlefield
6. Repeat

Results

• Infinite colorless mana
• Infinite damage
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers