Altar of Dementia + Eternal Witness + Mitotic Slime + Nethroi, Apex of Death + Pitiless Plunderer
Altar of Dementia
Artifact
Eternal Witness
Creature — Human Shaman
Mitotic Slime
Creature — Ooze
Nethroi, Apex of Death
Legendary Creature — Cat Nightmare Beast
Pitiless Plunderer
Creature — Human Pirate
Result
- Infinite artifact ETB
- Infinite artifact LTB
- Infinite artifact sacrifice triggers
- Infinite artifact tokens
- Infinite colored mana
- Infinite creature tokens
- Infinite death triggers
- Infinite creature ETB
- Infinite creature LTB
- Infinite mill
- Infinite creature sacrifice triggers
- Infinite self-mill
- Infinite storm count
- Infinite Treasure tokens
Combo data from Commander Spellbook.