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: ("Astral Dragon" / "Sword Master" / "Worldswalker" & Cost 3 or higher) or ("Exalted Sword" & Brave)
When you summon/advent the listed 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, send the top three cards of your deck to the trash. For each target Spirit/Brave that was moved to trash, place one core from the void onto this Nexus.
Grand Skill: 2 [LV1][LV2] Flash - (During Your Turn) (Send 2 cores from this Nexus to Void) Destroy 1 opposing BP 5000 or less Spirit/Ultimate.
Grand Field [LV2] Increase the "BP destruction effect" limit of this Nexus by +10000. Additionally, increase the "BP destruction effect" limit of your Spirits/Grandwalker Nexus/Magic, except this Nexus, by +5000.