Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Carrion Feeder + Highspire Artisan
Infinite LTB, Infinite ETB, Infinite sacrifice triggers, Infinite death triggers, Infinite +1/+1 counters on a creature
Activate Carrion Feeder by sacrificing Highspire Artisan.
When Highspire Artisan dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
When Highspire Artisan enters, its fabricate ability triggers, putting a +1/+1 counter on it.
Resolve the Carrion Feeder ability.
Repeat.
Component Cards
How It Works
Activate Carrion Feeder by sacrificing Highspire Artisan.
When Highspire Artisan dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
When Highspire Artisan enters, its fabricate ability triggers, putting a +1/+1 counter on it.
Resolve the Carrion Feeder ability.
Repeat.