[LV1][LV2] (Your Main Step) When you summon a spirit card with "Zetton"/"Gomora"/"Baltan Seijin"/"Red King" in the name, by exhausting this nexus, treat one of the cost as having been paid.
[LV2] (Opponent's Attack Step) When your life is decreased by the opponent, destroy one opposing spirit with 7000 BP or less.