Prosper, Tome-Bound, Ugin, the Ineffable, Eternal Scourge, Planar Void, and Goblin Bombardment

Prerequisites

• Prosper, Tome-Bound on the battlefield
• Ugin, the Ineffable on the battlefield
• Eternal Scourge on the battlefield
• Planar Void on the battlefield
• Goblin Bombardment on the battlefield
• available

Steps

1. Activate Goblin Bombardment by sacrificing Eternal Scourge
2. Planar Void triggers, exiling Eternal Scourge from your graveyard
3. Resolve the Goblin Bombardment ability, dealing 1 damage to any target
4. Cast Eternal Scourge for
5. Prosper triggers, creating a Treasure token
6. Resolve Eternal Scourge, allowing it to enter the battlefield
7. Activate the Treasure token by tapping and sacrificing it, adding one mana of any color
8. Repeat

Results

• Infinite colored mana
• Infinite damage
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers