Cromat, Minn, Wily Illusionist, Fool's Demise, and Ashnod's Altar

Prerequisites

• Cromat on the battlefield
• Minn, Wily Illusionist on the battlefield
• Fool's Demise on the battlefield
• Ashnod's Altar on the battlefield
• Fool's Demise attached to Cromat

Steps

1. Activate Ashnod's Altar by sacrificing Cromat, adding
2. Cromat dies, triggering Minn's second ability and Fool's Demise's first and second abilities
3. Resolve the second Fool's Demise trigger, returning it from your graveyard to your hand
4. Resolve the first Fool's Demise trigger, returning Cromat from your graveyard to the battlefield
5. Resolve the Minn trigger, putting Fool's Demise from your hand onto the battlefield attached to Cromat
6. Repeat

Results

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