Cleaver Skaab, Thornbite Staff, Dockside Extortionist, and Xenograft

Prerequisites

• Cleaver Skaab on the battlefield
• Thornbite Staff on the battlefield
• Dockside Extortionist on the battlefield
• Xenograft on the battlefield
• Opponents control at least two artifacts and/or enchantments
• Cleaver Skaab does not have summoning sickness
• "Zombie" chosen with Xenograft
• available

Steps

1. Activate Cleaver Skaab by paying , tapping it and sacrificing Dockside Extortionist
2. Dockside Extortionist dies, triggering Cleaver Skaab, untapping Cleaver Skaab
3. Resolve the Cleaver Skaab ability from step 1, creating two token copies of Dockside Extortionist
4. The Dockside Extortionist tokens enter the battlefield, creating at least four Treasure tokens
5. Activate three Treasure tokens by tapping and sacrificing them, adding
6. Repeat

Results

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