You can only use the (2) effect of this card’s name once per turn.
(1) While there is an “Icejade” monster and an “Icejade Depths Inion Cradle” on the field, your opponent cannot activate the effects of monsters on the field that have been Summoned this turn.
(2) When your “Icejade” monster destroys an opponent’s monster by battle: You can target that destroyed monster; inflict damage to its original ATK to your opponent.