Number C40: Gimmick Puppet of Dark Strings

3 Level 9 monsters When this card is Special Summoned: Destroy all monsters on the field with String Counters, and if you destroyed a monster(s) with this effect, draw 1 card, then inflict damage to your opponent equal to the highest original ATK among those destroyed monsters (your choice, if tied). Once per turn: You can detach 1 Xyz Material from this card; place 1 String Counter on each face-up monster your opponent controls.