Fiery Mantle, Faith Healer, Defiler of Instinct, and Hero of Iroas

Prerequisites

• Fiery Mantle on the battlefield
• Faith Healer on the battlefield
• Defiler of Instinct on the battlefield
• Hero of Iroas on the battlefield

Steps

1. Activate Faith Healer by sacrificing Fiery Mantle
2. When Fiery Mantle leaves the battlefield, it triggers, returning itself to your hand from your graveyard
3. Resolve the Faith Healer ability, causing you to gain two life
4. Cast Fiery Mantle by paying two life, targeting Hero of Iroas
5. Defiler of Instinct and Hero of Iroas trigger
6. Resolve the Defier of Instinct trigger, dealing 1 damage to any target
7. Resolve the Hero of Iroas trigger, putitng a +1/+1 counter on it
8. Repeat

Results

• Infinite +1/+1 counters on Hero of Iroas
• Infinite damage
• Infinite lifegain triggers
• Infinite storm count