Ashnod's Altar, Initiates of the Ebon Hand, and Gravecrawler

Prerequisites

• Ashnod's Altar on the battlefield
• Initiates of the Ebon Hand on the battlefield
• Gravecrawler on the battlefield
• An extra zombie on the battlefield

Steps

1. Sacrifice Gravecrawler to Ashnod's Altar
2. pay to Initiates of the Ebon Hand to make
3. Use to cast Gravecrawler from your graveyard
4. Repeat

Results

• Infinite black mana
• Infinite colorless mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count