Inalla, Archmage Ritualist, Changeling Berserker, and Utopia Mycon

Prerequisites

• Inalla, Archmage Ritualist on the battlefield or in the command zone
• Changeling Berserker in hand
• Utopia Mycon on the battlefield
• available

Steps

1. Cast Changeling Berserker by paying
2. Changeling Berserker enters the battlefield, triggering its champion ability and Inalla
3. Resolve the Inalla trigger, causing you to pay to create a token copy of Changeling Berserker with haste
4. The token Changeling Berserker enters the battlefield, championing the nontoken Changeling Berserker
5. The nontoken Changeling Berserker leaves the battlefield, returning nothing from exile to the battlefield
6. Resolve the nontoken Changeling Berserker trigger from step 2, choosing not to exile anything
7. Activate Utopia Mycon by sacrificing the Mistbind Clique token, adding at least one mana
8. The Changeling Berserker token leaves the battlefield, returning the nontoken Changeling Berserker from exile to the battlefield
9. Repeat from step 2

Results

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