Icejade Curse
[Spell/Continuous] CONTINUOUS
Archetype: Icejade
While an "Icejade" monster and "Icejade Cenote Enion Cradle" are on the field, your opponent cannot activate the effects of monsters that were Summoned that turn. When a monster is destroyed by battle involving your "Icejade" monster: You can target 1 of those destroyed monsters; inflict damage to your opponent equal to that monster's original ATK. You can only use this effect of "Icejade Curse" once per turn.
Same Archetype (1):
Icejade Cenote Enion Cradle
Archetype: Icejade
[Spell/Field] FIELD
When this card is activated: You can add 1 of your "Icejade" monsters that is banished or in your GY to your hand. Once per turn, if a monster(s) is Normal or Special Summoned (except during the Damage Step): You can target 1 WATER monster you control; that monster, along with any face-up monsters your opponent currently controls, loses ATK equal to the targeted monster's original ATK, until the end of this turn. You can only activate 1 "Icejade Cenote Enion Cradle" per turn.