Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Blasting Station + Cayth, Famed Mechanist

Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight

Blasting Station

Cayth, Famed Mechanist

How it works

1. Activate Blasting Station by tapping it and sacrificing Cayth.
2. When Cayth dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
3. When Cayth enters, its fabricate ability and Blasting Station trigger.
4. Resolve the Cayth trigger, putting a +1/+1 counter on it.
5. Resolve the Blasting Station trigger, untapping it.
6. Resolve the Blasting Station ability from step 1.
7. Repeat.