Creatures (13) Elvish Reclaimer x4 Emrakul, the Aeons Torn Endurance Kozilek, the Great Distortion Outland Liberator Primeval Titan x3 Ramunap Excavator Ulamog, the Ceaseless Hunger Instants (8) Crop Rotation x4 Once Upon a Time x4 Sorceries (4) Artifacts (8) Expedition Map x4 Pithing Needle x4 Lands (27) Bojuka Bog Boseiju, Who Endures Cavern of Souls Cloudpost x4 Dark Depths Eye of Ugin Forest x4 Glacial Chasm Glimmerpost x4 Karakas Maze of Ith Thespian's Stage x2 Vesuva x2 Windswept Heath Yavimaya, Cradle of Growth x2 Sideboard (15) Carpet of Flowers x4 Collector Ouphe Dismember x2 Endurance x3 Force of Vigor x4 Walking Ballista You can even use these lands in EDH with plenty of ways to tutor them, like Crop Rotation and Sylvan Scrying, alongside ways to copy them like Vesuva, Thespian's Stage, and Orvar, the All-Form
Does it belong in a Marvel set
Ace, Fearless rebel can put those Clues to very good use, sacrificing them or any other artifacts lying around to make +1/+1 tokens and force Fights
Spending five mana to give each player the option of a draw-seven at sorcery speed means that your opponent will get the first crack at actually casting the cards, but spending six mana for the opportunity to leverage the cards drawn first is much more powerful if you can afford to take a turn off
Being able to sacrifice the Huntmaster to get a five-drop, while also keeping a 2/2 around and gaining two life was a great deal