Breaker the Magical Warrior (SBC2-ENA10) - Speed Duel: Battle City Finals 1st Edition

If this card is Normal Summoned: Place 1 Spell Counter on it (max. 1). Gains 300 ATK for each Spell Counter on it. You can remove 1 Spell Counter from this card, then target 1 Spell/Trap on the field; destroy that target.