Nim Deathmantle, Dockside Extortionist, and Goblin Bombardment

Prerequisites

• Nim Deathmantle on the battlefield
• Dockside Extortionist on the battlefield
• Goblin Bombardment on the battlefield
• Opponents control at least four artifacts and/or enchantments
• available

Steps

1. Activate Goblin Bombardment by sacrificing Dockside Extortionist
2. When Dockside Extortionist dies, Nim Deathmantle triggers, causing you to pay to return Dockside Extortionist from your graveyard to the battlefield, and attach Nim Deathmantle to it
3. When Dockside Extortionist enters the battlefield, it triggers, creating at least four Treasure artifact tokens
4. Resolve the Goblin Bombardment ability from step 1, dealing 1 damage to any target
5. Activate four Treasures by tapping and sacrificing them, adding
6. Repeat
7. If opponents control five or more artifacts and/or enchantments, this combo nets infinite Treasure tokens

Results

• Infinite colored mana
• Infinite damage
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite Treasure tokens