Here are the most common ways to get these cards: Booster Packs: Many of the Sleep cards are available in standard booster packs, which can be purchased using in-game currency or earned through events and achievements
If it's bounced to hand by an Unsummon, all the cards go back to your hand
This thing could be massive in control decks, and its sure to be a target for plenty of removal spells the moment its played
Potentially Lucrative Additions to the Format Mystic Remora $5 I cant even fathom how many of these Ive bulked away in my life, tucked away in a sea of unplayable Ice Age commons
Windborn Muse has the same effect but its much more fragile as a 2/3 creature
Diancie will likely get a small event in Z-A, like Shaymin and Darkrai did in Legends: Arceus and despite how limited Diancie has been, it is popular, and soon it will get a chance to shine again