Glissa, the Traitor, Butcher of Malakir, Ashnod's Altar, and Myr Moonvessel

Prerequisites

• Glissa, the Traitor on the battlefield
• Butcher of Malakir on the battlefield
• Ashnod's Altar on the battlefield
• Myr Moonvessel on the battlefield

Steps

1. Sacrifice Myr Moonvessel to Ashnod's Altar, adding
2. Myr Moonvessel and Butcher of Malakir trigger
3. Resolve Myr Moonvessel's trigger, adding
4. Resolve Butcher of Malakir's trigger, causing each opponent to sacrifice a creature
5. Glissa triggers at least once, allowing you to return Myr Moonvessel to your hand
6. Cast Myr Moonvessel by paying
7. Repeat until your opponents no longer control any creatures

Results

• Near-infinite colorless mana
• Near-infinite death triggers
• Near-infinite ETB
• Near-infinite LTB
• Near-infinite sacrifice triggers
• Near-infinite storm count
• Opponents sacrifice all their creatures every turn