K'rrik, Son of Yawgmoth, Pontiff of Blight, Gravecrawler, and Altar of Dementia

Prerequisites

• K'rrik, Son of Yawgmoth on the battlefield
• Pontiff of Blight on the battlefield
• Gravecrawler on the battlefield
• Altar of Dementia on the battlefield
• available

Steps

1. Activate Altar of Dementia by sacrificing Gravecrawler, causing target player to mill cards equal to its power
2. Cast Gravecrawler from your graveyard by paying or 2 life due to K'rrik
3. K'rrik triggers, as well as each creature you control's extort ability
4. Resolve the first K'rrik trigger, putting a +1/+1 counter on it
5. Resolve the first extort trigger, causing you to pay or 2 life due to K'rrik, causing each opponent to lose 1 life and you to gain that much life
6. Repeat step 5 for each remaining trigger
7. Repeat from step 1

Results

• Infinite +1/+1 counters on K'rrik
• Infinite death triggers
• Infinite ETB
• Infinite lifegain
• Infinite lifegain triggers
• Infinite lifeloss
• Infinite LTB
• Infinite mill
• Infinite sacrifice triggers
• Infinite self-mill
• Infinite storm count