Akroma's Memorial + Ashling's Command + Horde of Notions + Jegantha, the Wellspring
Akroma's Memorial
Legendary Artifact
Ashling's Command
Kindred Instant — Elemental
Horde of Notions
Legendary Creature — Elemental
Jegantha, the Wellspring
Legendary Creature — Elemental Elk
Result
- Infinite artifact ETB
- Infinite artifact LTB
- Infinite artifact sacrifice triggers
- Infinite artifact tokens
- Infinite creature ETB
- Infinite creature LTB
- Infinite Treasure tokens
- Infinite card draw for any number of players
- Infinite colored mana
- Infinite draw triggers for any number of players
- Infinite magecraft triggers
- Infinite storm count
- Infinite token copies of Elementals you control with haste
- Infinite creature tokens with haste
Combo data from Commander Spellbook.