Mystery Booster Playtest Cards 2021 · #9
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Flying Players can't cast instant spells unless a spell or ability is on the stack.
Abilities, attacks, weakness & resistance
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Priority Avenger (CMB2-9) is a White Creature — Bird Wizard from the Mystery Booster Playtest Cards 2021 set. It has flying and a continuous rule effect that prevents players from casting instant spells unless a spell or ability is already on the stack. As a 3/4 for {3}{W}, it combines evasion with a disruptive global effect that can shape opponents' timing and responses.
Catalog pricing data as of 26 Apr 2026, 12:35
