Darien, King of Kjeldor, Havoc Jester, Altar of Dementia, and Arnyn, Deathbloom Botanist

Prerequisites

• Darien, King of Kjeldor on the battlefield
• Havoc Jester on the battlefield
• Altar of Dementia on the battlefield
• Arnyn, Deathbloom Botanist on the battlefield

Steps

1. Activate Altar of Dementia by sacrificing a creature with power or toughness 1 or less When the creature dies, Arnyn and Havoc Jester trigger
2. Resolve the Arnyn trigger, causing you to gain life and an opponent to lose life
3. Resolve the Havoc Jester trigger, dealing 1 damage to you
4. Darien triggers, creating a 1/1 Soldier creature token
5. Resolve the Altar of Dementia ability
6. Repeat

Results

• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite lifegain
• Infinite lifegain triggers
• Infinite lifeloss
• Infinite mill
• Infinite self-mill