[LV1][LV2][LV3] (When Attacks) Put two cores from the Void to your Life/Yellow-only Grandwalker Nexus. This effect can only be used once per game.
[LV2][LV3] (When Attacks) Once per turn, by sending one core from your Life or Yellow-only Grandwalker Nexus to the Void, return an opposing Spirit to the Hand, and this Spirit refreshes.