被輔助的技能被一種元素地面強化時觸發催化解放Supports Skills which are boosted by Elemental Ground Surfaces, Triggering Catalysing Discharge of the corresponding type when they are boosted by an allied Elemental Ground Surface.將此寶石放入技能面板中的輔助寶石插槽，以將其效果套用至該技能。你無法在一個技能中同時插入多個同一類別的輔助寶石。
