Mystery Booster Commander Edition
Mystery Booster Commander Edition introduces the Rulebreaker mechanic: eight legendary commanders that each bend one Commander deckbuilding rule. The set mixes new-to-Magic cards with reprints drawn from across Magic's history.
- Set code
- MBC
- Release date
- 2026-10-19
- Rulebreaker commanders
- 8
At a glance
Set highlights
- Eight Rulebreaker commanders, each modifying a different deckbuilding restriction
- New-to-Magic cards become Commander-legal on November 13, 2026
- Designed with the Commander Format Panel and legal in Commander
- Cards are sourced and verified against Scryfall Oracle data