. . . . . . . "Cave In is a spell from the Underneath which causes rocks to fall on the opponent. As an Underling spell, it has increased effectiveness against Arderial opponents."@en . "Underneath"@en . "Cave In"@en . . "Unlimited"@en . "\u304B\u3093\u307C\u3064"@en . . "Cave In is a spell from the Underneath which causes rocks to fall on the opponent. As an Underling spell, it has increased effectiveness against Arderial opponents."@en .