Suncleanser, Luminous Broodmoth, and Ashnod's Altar

Prerequisites

• Suncleanser on the battlefield
• Luminous Broodmoth on the battlefield
• Ashnod's Altar on the battlefield
• undefined

Steps

1. Activate Ashnod's Altar by sacrificing Suncleanser, adding
2. When Suncleanser dies, Luminous Broodmoth triggers, returning Suncleanser from your graveyard to the battlefield with a flying counter on it
3. When Suncleanser enters the battlefield, it triggers, removing the flying counter from Suncleanser
4. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite colorless mana