Animar, Soul of Elements, and Hullbreaker Horror

Prerequisites

• Animar, Soul of Elements on the battlefield
• Hullbreaker Horror on the battlefield
• You have a creature card in hand that can be cast by paying due to Animar
• You control a nontoken creature that can be cast by paying at most due to Animar

Steps

1. Cast any creature card by paying due to Animar
2. Animar and Hullbreaker Horror triggers
3. Resolve the Animar trigger, putting a +1/+1 counter on it
4. Resolve the Hullbreaker Horror trigger, returning another creature that can be cast by paying due to Animar from the battlefield to your hand
5. Resolve the creature spell cast in step 1
6. Repeat

Results

• Infinite +1/+1 counters on Animar
• Infinite ETB
• Infinite LTB
• Infinite storm count