Pitiless Plunderer, Goblin Bombardment, Persistent Specimen, and Sifter of Skulls

Prerequisites

• Pitiless Plunderer on the battlefield
• Goblin Bombardment on the battlefield
• Persistent Specimen in the graveyard
• Sifter of Skulls on the battlefield

Steps

1. Activate Goblin Bombardment by sacrificing Persistent Specimen
2. When Persistent Specimen dies, Pitiless Plunderer and Sifter of Skulls trigger
3. Resolve the Pitiless Plunderer trigger, creating a Treasure token
4. Resolve the Sifter of Skulls trigger, creating a creature token
5. Resolve the Goblin Bombardment ability
6. Activate the Treasure by tapping and sacrificing it, adding
7. Activate the creature token by sacrificing it, adding
8. When the creature token dies, Pitiless Plunderer triggers, creating a Treasure token
9. Activate the Treasure by tapping and sacrificing it, adding
10. Activate Persistent Specimen by paying , returning it to the battlefield from your graveyard
11. Repeat

Results

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