Vrondiss, Rage of Ancients + Pandemonium

Prerequisites

• You have a way to give Vrondiss indestructible.
• You have a way to deal damage to Vrondiss.

Steps

1. 1Give Vrondiss indestructible by any method.
2. 2Deal damage to Vrondiss.
3. 3Vrondiss triggers, creating a 5/4 Dragon creature token.
4. 4The Dragon enters the battlefield, triggering Pandemonium, dealing five damage to Vrondiss.
5. 5Vrondiss and the Dragon token trigger.
6. 6Resolve the Dragon's trigger, causing you to sacrifice it.
7. 7Resolve the Vrondiss trigger, creating a 5/5 Dragon creature token.
8. 8Repeat from step 4.

Effects

• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers