The set adds options to many existing deck styles, ranging from Prince Naveen Ukulele Player slotting into Steelsong decks (an Amber/Steel deck archetype that uses Singer cards to pressure opponents with powerful cards), to Elsa The Fifth Spirit building on the already powerful Ruby/Amethyst control deck, to Madam Mim Elephant adding to the popular bounce decks
Chandra, Torch of Defiance was a Standard defining card and among the most powerful Planeswalkers ever printed, and still sees consistent play in aggressive decks in Pioneer, Modern, Legacy, and even Vintage
Felhide Petrifier is a nice addition to a minotaur typal deck, but it doesnt have much value outside of that
Its still much better to go first
Faerie Mastermind Faerie Mastermind doesnt fall short of its name
Newer and more up-to-date cards have been added into the game, but some major cards for themed decks have been forgotten, which does render some decks useless