Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Shilgengar, Sire of Famine + Ambitious Aetherborn
Infinite LTB, Infinite ETB, Infinite sacrifice triggers, Infinite death triggers, Infinite Blood tokens
Activate Shilgengar by sacrificing Ambitious Aetherborn.
When Ambitious Aetherborn dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
When Ambitious Aetherborn enters, its fabricate ability triggers, putting a +1/+1 counter on it.
Resolve the Shilgengar ability.
Repeat.
Component Cards
How It Works
Activate Shilgengar by sacrificing Ambitious Aetherborn.
When Ambitious Aetherborn dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
When Ambitious Aetherborn enters, its fabricate ability triggers, putting a +1/+1 counter on it.
Resolve the Shilgengar ability.
Repeat.