Dubious Challenge
Kaladesh Promos · 152s/83 · Rare
$0.60 Near Mint market price (TCGplayer).
Dubious Challenge is card 152s of 83 in the Kaladesh Promos set, released in September 2016. Its rarity is Rare. The artwork is by Scott Murphy. Dubious Challenge has also been printed in 1 other set, so check the set and number to compare like with like.