Defender, The Magical Knight (SDSC-EN003) - Structure Deck: Spellcaster's Command Unlimited

When this card is Normal Summoned, place 1 Spell Counter on it (max. 1). Once per turn, if a face-up Spellcaster-Type monster(s) would be destroyed, you can remove Spell Counters from the field for each Spellcaster-Type monster that would be destroyed ins