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: ({War Dragon/Vassal/Lord/Worldswalker/Avatar & Cost 3 or higher} or {Burst effect-holder}) "
◆When you summon/advent a target Spirit, 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 card among them, put one core from the void onto this Nexus.
[LV1][LV2] (After Your Soul Burst Activates) Put two cores from the Void to this Nexus.
Grand Skill: 4 [LV1][LV2] Flash - (Either Attack Step) (Once per turn send four core from this nexus to the void) By putting Soul Core from your Trash to your "War Dragon" family Spirit, during this turn, that Spirit gains +10000 BP.
Grand Field [LV2] (Your Attack Step) Once per turn, one "Souldragon"-named Spirit you control can attack without exhausting.