case of booster boxes pokemon Pokemon: Mega Evolution Ascended Heroes Bundle 25 and organized collections Destined Rivals - Booster Box

Ephemerate is one of those cards, which can be either non-existing or almost dominate the format , so I currently see it in between being really good in 4c Elementals/Omnath and Esper Reanimator

That venturer out of ammo and you drew a grasping hands and Crypt chill

It can be extremely challenging if you're using one of the many other odd and obscure wincon cards Wizards has printed over the years

The World Shaper precon with Hearthhull, the Worldseed at the helm, for instance, is an incredibly powerful deck

The main gimmick was that each player needed a Deck Master, a monster from their deck with unique abilities