How it works
Steps
- 1Activate Opposition by tapping Stonybrook Schoolmaster, targeting Stonybrook Schoolmaster.
- 2Stonybrook Schoolmaster triggers, creating a 1/1 Merfolk Wizard creature token.
- 3The Merfolk Wizard enters the battlefield, triggering Intruder Alarm, untapping all creatures.
- 4Resolve the Opposition ability, tapping Stonybrook Schoolmaster.
- 5Stonybrook Schoolmaster triggers, creating a 1/1 Merfolk Wizard creature token.
- 6The Merfolk Wizard enters the battlefield, triggering Intruder Alarm, untapping all creatures.
- 7Repeat.
Commander brackets
In which brackets is this combo allowed, per Spellbook's Exhibition tier?