Dazzling Theater // Prop Room + Intruder Alarm + Stonecloaker

Dazzling Theater // Prop Room

Intruder Alarm

Stonecloaker

How it works

1. Cast Stonecloaker by tapping a number of creatures and paying 0.
2. When Stonecloaker enters the battlefield, its first and second abilities and Intruder Alarm trigger.
3. Resolve the first Stonecloaker trigger, returning it from the battlefield to your hand.
4. Resolve the second Stonecloaker trigger, exiling a card from a graveyard.
5. Resolve the Intruder Alarm trigger, untapping all creatures.
6. Repeat.