Dark Depths [Coldsnap] Demon Ninja or Effect Monster's effect

or Effect Monster's effect

Set: Rivals of Ixalan Prerelease Promos Type: Legendary Creature — Elder Dinosaur Rarity: Rare Cost: {5}{U}{U} This spell can't be countered

where X is the number of Swamps you control

and master all the tricks of these V Battle Deck

up to the number of "Spellbook" Spell Cards in your Graveyard

Dark Depths [Coldsnap] Demon Ninja or Effect Monster's effectSet: 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.