Cryophage

Strategy and Synergy
This artifact is mostly useful when playing with a Poison-Deck since it will open up more opportunities to build large stacks of, and therefore increase the chances to apply the stacks. After 3 Frost stacks it basically translate to free 150 damage,which can further stack with the damage from poison itself.

For non-poison oriented decks, a few spells can be taken to proc Cryophage such as, and.