Dino DNA, Power Artifact, Ashnod's Altar, and Priest of Urabrask

Prerequisites

• Dino DNA on the battlefield
• Power Artifact on the battlefield
• Ashnod's Altar on the battlefield
• Priest of Urabrask in exile
• Power Artifact attached to Dino DNA
• available

Steps

1. Activate Dino DNA by paying , creating a token copy of Priest of Urabrask that is a 6/6 Dinosaur
2. When the Priest of Urabrask token enters the battlefield, it triggers, adding
3. Activate Ashnod's Altar by sacrificing the Priest of Urabrask token, adding
4. Repeat
5. Once you have infinite mana, you may forego sacrificing the Priest of Urabrask tokens

Results

• Infinite colorless mana
• Infinite copies of cards exiled with Dino DNA
• Infinite creature tokens
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite red mana
• Infinite sacrifice triggers