Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Intruder Alarm + Hoverguard Sweepers
Infinite ETB, Infinite LTB, Infinite storm count, Infinite mana creatures you control can produce, Infinite untap of creatures, Return any number of creatures to their owners' hands, Infinite untap of creatures you control
Cast Hoverguard Sweepers by paying its mana cost reduced by the number of creatures you can tap while casting it.
When Hoverguard Sweepers enters, it and Intruder Alarm trigger.
Resolve the Hoverguard Sweepers trigger, returning it from the battlefield to your hand.
Resolve the Intruder Alarm trigger, untapping all creatures.
Repeat.
Component Cards
How It Works
Cast Hoverguard Sweepers by paying its mana cost reduced by the number of creatures you can tap while casting it.
When Hoverguard Sweepers enters, it and Intruder Alarm trigger.
Resolve the Hoverguard Sweepers trigger, returning it from the battlefield to your hand.
Resolve the Intruder Alarm trigger, untapping all creatures.
Repeat.