FX is returning to the animated game with Cassius & Clay, a pilot that follows two women living as bandits in a futuristic, postapocalyptic America. Described as being in the vein of Butch Cassidy And The Sundance Kid, the project from writer-EPs Megan Ganz and Adam Reed stars Kaitlin Olson as Ordwood Cassius, a hard-drinking, quick-thinking, fast-talking bullshitter who has more debts than sense, and Lake Bell as Shopcarter Clay, the fastest gun in the postapocalyptic…