This Nexus can only be affected by effects that specify "Grandwalker Nexus". Core can only be placed on this Nexus through the effect of "Core Charge" or effects that specify "Grandwalker Nexus", also, core on this Nexus can not be moved except by effects that specify "Grandwalker Nexus".
Core Charge: ("Android" / "Supreme Hero" / "Worldswalker"/"Avatar & Cost 3 or more) (Machine Beast & Brave)" ◆When you summon/advent a target Spirit/Brave, put one core from the void onto this Nexus. ◆When this Nexus is deployed, if you do not control a Nexus with the same card name as this card, you can send three cards from your decktop to the trash. For each target card among them, put one core from the void onto this Nexus.
Grand Skill: 1 [LV1][LV2] (Start of Opposing Attack Step) (Send one core from this Nexus to the Void) Target an opposing Spirit/Ultimate. If possible, it must attack at the start of this Step.
Grand Field [LV2] (After Your Burst Activates) You can reveal three cards from your decktop. You can set one Burst card among them, and pay one cost to summon one "Android"/"Supreme Hero" family Spirit card among them. Remaining cards are discarded.