Darien, King of Kjeldor, Havoc Jester, Yahenni, Undying Partisan, and Thunder of Unity

Prerequisites

• Darien, King of Kjeldor on the battlefield
• Havoc Jester on the battlefield
• Yahenni, Undying Partisan on the battlefield
• Thunder of Unity on the battlefield or in the graveyard

Steps

1. Activate Yahenni by sacrificing a creature
2. When the creature dies, Havoc Jester triggers, dealing 1 damage to you
3. Darien triggers, creating a 1/1 Soldier creature token
4. When the Soldier enters, Thunder of Unity triggers, causing you to gain life and each opponent to lose life
5. Resolve the Yahenni ability
6. Repeat

Results

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