Dark Depths [Coldsnap] Pyrulea you can detach 1 Xyz

you can detach 1 Xyz Material from that monster instead

This monster can take on the ATK and DEF of 1 opponent''s monster on the field (a face-down monster results in an ATK and DEF of 0)

Set: Ugin's Fate Type: Artifact Rarity: Rare Cost: {1} Whenever another permanent enters the battlefield under your control

A deafening roar arose as the fury of an enormous vertical river supplanted our serenity

Set: Rivals of Ixalan Prerelease Promos Type: Legendary Enchantment // Legendary Land Rarity: Rare Cost: {1}{G}{U} At the beginning of combat on your turn

Dark Depths [Coldsnap] Pyrulea you can detach 1 XyzSet: 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.