Cavalier of Night, Paleontologist's Pick-Axe // Dinosaur Headdress, Priest of Gix, and Viscera Seer

Prerequisites

• Cavalier of Night in exile
• Paleontologist's Pick-Axe // Dinosaur Headdress on the battlefield
• Priest of Gix on the battlefield
• Viscera Seer on the battlefield
• available

Steps

1. Activate Dinosaur Headdress' equip ability by paying , attaching it to Priest of Gix and causing Priest of Gix to become a copy of Cavalier of Night
2. Activate Viscera Seer by sacrificing Priest of Gix
3. When Priest of Gix dies, its second ability triggers, returning itself from your graveyard to the battlefield
4. When Priest of Gix enters the battlefield, it triggers, adding
5. Resolve the Viscera Seer ability, causing you to scry 1
6. Repeat

Results

• Infinite black mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite scry 1