Infinite colorless mana, Infinite death triggers, Infinite ETB, Infinite LTB, Infinite sacrifice triggers, Infinite +1/+1 counters on creatures you control
Activate Cauldron of Souls by tapping it, giving Corridor Monitor persist until end of turn.
Activate Ashnod's Altar by sacrificing Corridor Monitor, adding .
When Corridor Monitor dies, its persist ability triggers, returning itself from your graveyard to the battlefield with a -1/-1 counter on it.
When Corridor Monitor enters the battlefield, it and Cathars' Crusade trigger.
Resolve the Corridor Monitor trigger, untapping Cauldron of Souls.
Resolve the Cathars' Crusade trigger, putting a
Component Cards
How It Works
Activate Cauldron of Souls by tapping it, giving Corridor Monitor persist until end of turn.
Activate Ashnod's Altar by sacrificing Corridor Monitor, adding .
When Corridor Monitor dies, its persist ability triggers, returning itself from your graveyard to the battlefield with a -1/-1 counter on it.
When Corridor Monitor enters the battlefield, it and Cathars' Crusade trigger.
Resolve the Corridor Monitor trigger, untapping Cauldron of Souls.
Resolve the Cathars' Crusade trigger, putting a +1/+1 counter on each creature you control.
Repeat.