How it works
Prerequisites
- You control at least four Goblins.
Steps
- 1Activate Ardoz by paying , creating a 1/1 Goblin creature token with haste.
- 2The Goblin enters the battlefield, triggering Ardoz and Mana Echoes.
- 3Resolve the Ardoz trigger, giving the Goblin +2/+0 until end of turn.
- 4Resolve the Mana Echoes trigger, adding for each Goblin you control.
- 5Activate Gemstone Array's first ability by paying , putting a charge counter on it.
- 6Activate Gemstone Array's second ability by removing a charge counter from it, adding .
- 7Repeat.
Commander brackets
In which brackets is this combo allowed, per Spellbook's Exhibition tier?