Level 1: 1 core, 4000 BP Level 2: 2 core, 6000 BP Level 3: 3 core, 8000 BP
[LV1][LV2][LV3] (When Summoned) You can reveal five cards from the top of your deck. Add every Grandwalker Nexus and "Worldswalker" Spirit cards among them to your hand. Remaining card return to bottom of your deck in any order.
[LV3] (When Attacks) By sending two core from your Grandwalker Nexus to the Void, during this turn, all your "Worldswalker" Spirits can't be blocked.