How it works
Prerequisites
- Dawnsire has ten or more charge counters on it.
- You control a creature that can attack this turn.
Steps
- 1Declare any creature as an attacker. Dawnsire triggers, dealing 100 damage to Boros Reckoner.
- 2Boros Reckoner triggers, dealing 100 damage to any target
Commander brackets
In which brackets is this combo allowed, per Spellbook's Exhibition tier?