Morophon, the Boundless, Mortus Strider, and Ashnod's Altar

Prerequisites

• Morophon, the Boundless on the battlefield
• Mortus Strider on the battlefield
• Ashnod's Altar on the battlefield
• available

Steps

1. Cast Mortus Strider by paying due to Morophon
2. Activate Ashnod's Altar by sacrificing Mortus Strider, adding
3. When Mortus Strider dies, it triggers, returning itself from your graveyard to your hand
4. Repeat

Results

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