[LV1][LV2] (When Summoned) For each of your "Imp" spirits, add 1 core from the void to your reserve. [LV1][LV2] (When Attacks) By exhausting 1 of your "Imp" spirits, the BP of the exhausted spirit is added to this spirit. [LV2] When any of your spirits other than this spirit are refreshed, refresh this spirit.