Goblin Bombardment, Dualcaster Mage, and Vincent's Limit Break

Prerequisites

• Goblin Bombardment on the battlefield
• Dualcaster Mage in hand
• Vincent's Limit Break in hand
• available

Steps

1. Cast Vincent's Limit Break by paying its mana cost
2. Holding priority, cast Dualcaster Mage by paying its mana cost
3. When Dualcaster Mage enters, it triggers, copying Vincent's Limit Break, with the copy targeting Dualcaster Mage
4. Resolve the copy of Vincent's Limit Break
5. Holding priority, activate Goblin Bombardment by sacrificing Dualcaster Mage
6. When Dualcaster Mage dies, it triggers, returning it from your graveyard to the battlefield
7. Repeat from step 3
8. Resolve all Goblin Bombardment abilities from step 5

Results

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