Dark Depths [Coldsnap] Pyrulea If it was a Monster

If it was a Monster Card

you can detach 1 Xyz Material from that monster instead

Set: Return of the Duelist Card type: Effect Monster Rarity: Secret Rare Attack: 2500 Defense: 2100 You can reveal 3 "Spellbook" Spell Cards in your hand

Their effects are negated

Dark Depths [Coldsnap] Pyrulea If it was a MonsterSet: Coldsnap Type: Legendary Snow Land Rarity: Rare Dark Depths enters the battlefield with ten ice counters on it. {3}: Remove an ice counter from Dark Depths. When Dark Depths has no ice counters on it, sacrifice it. If you do, create Marit Lage, a legendary 20 20 black Avatar creature token with flying and indestructible.