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