[Soul Burst: After your opponent activates a Spirit/Brave's (When Summoned) effect]:
Exhaust one opposing Spirit. If there are two or more colors of Spirits/Ultimates/Nexuses on your opponent's field, instead exhaust all opposing Spirits/Ultimates. After this effect resolves, you can summon this Spirit card at no cost.
[LV2][LV3] Your Spirit with Soul Core on it gains +10000 BP.