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: ("Otoshiro Noeru"/"Otoshiro Seira"/"Saegusa Kii"/"Kazesawa Sora"/"Himesato Maria") ◆When you Summon/Advent a target Spirit, you can 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 the top three cards of your deck to the trash. For each target card among them, place one core from the void onto this Nexus.
Grand Skill: 3 [LV1][LV2] (Your Main Step) (Once per turn, send three cores from this Nexus to the Void) Reveal two cards from your decktop. Add every "Otoshiro Noeru"/"Otoshiro Seira"/"Saegusa Kii"/"Kazesawa Sora"/"Himesato Maria" among them to your hand. Remaining cards are discarded.
Grand Field [LV2] Flash - (Your Turn) Once per turn, you can summon a "Stage Style" family "Saegusa Kii" from your hand without paying the cost.