How it works
Prerequisites
- You control a permanent that can tap to produce at least .
- You control at least one Mountain.
Steps
- 1Activate a mana-producing permanent by tapping it, adding at least .
- 2Activate Nimbleclaw Adept by tapping it, untapping Isochron Scepter and the mana-producing permanent.
- 3Activate Isochron Scepter by paying and tapping it, casting a copy of Justiciar's Portal without paying its mana cost.
- 4Resolve Justiciar's Portal, blinking Nimbleclaw Adept.
- 5Repeat.
Commander brackets
In which brackets is this combo allowed, per Spellbook's Exhibition tier?