Pitiless Plunderer, Ashnod's Altar, and Bloodsoaked Champion

Prerequisites

• Pitiless Plunderer on the battlefield
• Ashnod's Altar on the battlefield
• Bloodsoaked Champion in the graveyard

Steps

1. Activate Ashnod's Altar by sacrificing Bloodsoaked Champion, adding
2. When Bloodsoaked Champion dies, Pitiless Plunderer triggers, creating a Treasure token
3. Activate the Treasure token by tapping and sacrificing it, adding
4. Activate Bloodsoaked Champion by paying , returning it from your graveyard to the battlefield tapped
5. Repeat

Results

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