Gravebane Zombie, Bolas's Citadel, Elesh Norn, Mother of Machines, Angelic Chorus, and Ashnod's Altar

Prerequisites

• Gravebane Zombie on the battlefield
• Bolas's Citadel on the battlefield
• Elesh Norn, Mother of Machines on the battlefield
• Angelic Chorus on the battlefield
• Ashnod's Altar on the battlefield
• Your life total is at least five

Steps

1. Activate Ashnod's Altar by sacrificing Gravebane Zombie, adding
2. Gavebane Zombie is put on top of your library instead of your graveyard
3. Cast Gravebane Zombie from the top of your library by paying four life
4. When Gravebane Zombie enters the battlefield, Angelic Chorus triggers twice, causing you to gain four life
5. Repeat

Results

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