Magical Marionette (SDSC-EN010) - Structure Deck: Spellcaster's Command 1st Edition

Each time you or your opponent activates 1 Spell Card, put 1 Spell Counter on this card. Increase the ATK of this monster by 200 points for each Spell Counter on this card. Also, remove 2 Spell Counters from this card to destroy 1 monster on the field.