Requires

Felhide Spiritbinder must be on the battlefield. Intruder Alarm must be on the battlefield. Priest of Urabrask must be in hand. Burning Anger must be on the battlefield. Burning Anger attached to Felhide Spiritbinder. Felhide Spiritbinder does not have summoning sickness. Mana needed:

Steps

1. Activate Felhide Spiritbinder by tapping it, dealing damage equal to its power to any target.
2. Cast Priest of Urabrask by paying .
3. Priest of Urabrask enters the battlefield, triggering itself and Intruder Alarm.
4. Resolve the Priest of Urabrask trigger, adding .
5. Resolve the Intruder Alarm trigger, untapping all creatures.
6. Felhide Spiritbinder triggers, holding priority, activate it by tapping it, dealing damage equal to its power to any target.
7. Resolve the Felhide Spiritbinder trigger, causing you to pay to create a token copy of Priest of Urabrask with haste.
8. Repeat from step 3.

Results