Infinite LTB, Infinite ETB, Infinite sacrifice triggers, Infinite death triggers, Infinite colorless mana
Activate Ashnod's Altar by sacrificing the creature with Griffin Guide attached.
When the creature dies, Cass and Griffin Guide trigger.
Resolve the Griffin Guide trigger, creating a 2/2 Griffin creature token.
Resolve the Cass trigger, returning Griffin Guide from your graveyard to the battlefield attached to another creature you control.
Repeat.
Component Cards
How It Works
Activate Ashnod's Altar by sacrificing the creature with Griffin Guide attached.
When the creature dies, Cass and Griffin Guide trigger.
Resolve the Griffin Guide trigger, creating a 2/2 Griffin creature token.
Resolve the Cass trigger, returning Griffin Guide from your graveyard to the battlefield attached to another creature you control.
Repeat.