Gravebane Zombie, Rooftop Storm, Ashnod's Altar, and Magus of the Future

Prerequisites

• Gravebane Zombie on the battlefield
• Rooftop Storm on the battlefield
• Ashnod's Altar on the battlefield
• Magus of the Future on the battlefield

Steps

1. Activate Ashnod's Altar by sacrificing Gravebane Zombie, adding
2. Gravebone Zombie is put on top of your library instead of into your graveyard
3. Cast Gravebane Zombie from the top of your library by paying
4. Repeat

Results

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