It's built around casting various noncreature spells, and either burning your opponents if you use Y'shtola as your commander, or amassing a battlefield of tokens if you're using G'raha
Green/white especially is really interested in Summon: Choco/Mog, plus it has both summon and chocobo synergy to play into
1/1 Faerie creature with flying, for Stolen by the Fae
Bloodghast can often be found in non-Vampire centric decks, as its ability makes it ripe for exploitation
Even if you do have to suspend it as the designers intended, its not the kind of effect that opponents can easily play around
Most cards fit into one of the first five rarity levels, Common, Uncommon, Rare, Super Rare, and Legendary, but certain secret cards have a special Enchanted Rarity instead