It's a very harsh Stax piece that is unilaterally unfun for most players
Illustrated by Ron Spencer Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Legal Brawl Not Legal Legacy Legal Comp
Arixmethes, Slumbering Isle Arixmethes, Slumbering Isle is a 12/12 kraken that lies dormant until you remove all five slumber counters, and you can take one off whenever you cast a spell
For these, equipping a creature with an artifact that gives it those keywords is enough for Odric: Haunted Cloak gives it vigilance, trample, and haste, and Basilisk Collar deathtouch and lifelink
Sure, you get many, many extra turns, but you also need 14 mana available and opponents that are asleep at the wheel
Accompanying collector booster will include 26 cards with a Pip-Boy showcase frames with artwork closer to the style seen in Fallout cutscenes, all encased in the in-game V.A.T.S