This card in your Hand can be summoned without paying the cost during Either Attack Step, after either player's Change effect resolves.
[LV1][LV2][LV3] (When Attacks) You can summon a Cost 6 or less "Kamen" family Spirit card from your Hand without paying the cost. When you've done so, destroy an opposing 10000 BP or less Spirit.
[LV2][LV3] (Either Attack Step) You can refresh this Spirit after either player's Change effect resolves.