This Spirit card in your hand/Removed From Game zone can be summoned at no cost when your "The IronKnight Yggdrasill" attacks.
Flash - Accel: Cost 5 (Reduction: EEDD) (This effect can be used from your hand) Exhaust all opposing Spirits. After this effect resolves, put this card face-up on your Removed From Game zone.
[LV1][LV2][LV3] (When Summoned) Add 6 cores from the void to this Spirit.
[LV2][LV3] (When Attacks/Blocks) Once per turn, refresh this Spirit.