How it works
Prerequisites
- Creatures you control can tap to produce at least .
- Aphetto Alchemist does not have summoning sickness.
Steps
- 1Activate any number of creatures by tapping it, adding at least .
- 2Activate Isochron Scepter by paying and tapping it, casting a copy of To Arms! without paying its mana cost.
- 3Resolve the copy of To Arms!, untapping all creatures you control and causing you to draw a card.
- 4Activate Aphetto Alchemist by tapping it, untapping Isochron Scepter.
- 5Repeat.
- 6If creatures you control can tap to produce at least , this combo nets near-infinite mana.
Commander brackets
In which brackets is this combo allowed, per Spellbook's Exhibition tier?