Underworld Breach, Cabal Ritual, and Ambassador Laquatus

Prerequisites

• Underworld Breach on the battlefield
• Cabal Ritual in the graveyard
• Ambassador Laquatus on the battlefield
• You have at least ten other cards in your graveyard
• available

Steps

1. Cast Cabal Ritual from your graveyard for its escape cost by paying and exiling three other cards from your graveyard, adding
2. Activate Ambassador Laquatus by paying , causing you to mill three cards
3. Repeat

Results

• Infinite self-mill