Some Modern and Legacy decks can cast Ethersworn Sphinx in the 3- to 4-mana range, where it would be a very strong creature
However, what often brings this from an interesting card to a quick game-ender is the fact that it costs one mana less for each card type among cards in your graveyard
This means that Kida, Royal Warrior can provide some much needed defence early on to protect those cheap and weak characters with useful abilities: such as steels own Razoul, Palace Guard - which has plus two willpower when undamaged - or emeralds Morph, Space Goo or sapphires Scrooge McDuck, Uncle Moneybags
After making four wildly popular Warhammer 40,000 Commander decks last year, Magic: The Gathering is giving the same love to Doctor Who
And here we are: Arabian Nights' enduring crown jewel
[[The Sibsig Ceremony]] probably has some crazy combos combo