CommanderLegacyVintage
Result
Infinite LTB, Infinite ETB, Infinite storm count, Infinite mana creatures you control can produce, Infinite untap of creatures, Infinite untap of creatures you control
Cast Cavern Harpy by tapping a number of creatures and paying .
When Cavern Harpy enters the battlefield, it and Intruder Alarm trigger.
Resolve the Cavern Harpy trigger, returning it from the battlefield to your hand.
Resolve the Intruder Alarm trigger, untapping all creatures.
Repeat.
Component Cards
How It Works
1
Cast Cavern Harpy by tapping a number of creatures and paying .
When Cavern Harpy enters the battlefield, it and Intruder Alarm trigger.
Resolve the Cavern Harpy trigger, returning it from the battlefield to your hand.
Resolve the Intruder Alarm trigger, untapping all creatures.
Repeat.