Ajani, Mentor of Heroes, Pestilent Cauldron // Restorative Burst, and Doubling Season

Prerequisites

• Ajani, Mentor of Heroes in hand
• Pestilent Cauldron // Restorative Burst on the battlefield
• Doubling Season on the battlefield
• available

Steps

1. Cast Ajani by paying , which enters the battlefield with eight loyalty counters due to Doubling Season
2. Activate Ajani's third loyalty ability by removing eight loyalty counters from it
3. Ajani dies as a state-based action due to having zero loyalty
4. Resolve the Ajani ability, causing you to gain 100 life
5. Activate Pestilent Cauldron's second ability by paying and tapping it, causing each opponent to mill cards equal to the amount of life you gained this turn

Results

• Infinite mill
• Near-infinite lifegain