Step right up! Step right up! Now selling tickets to the 100% cotton Captain America Civil War Choose Sides Kids T-Shirt! This playbill style shirt hypes up the titanic battle between Registration and Anti-Registration forces lead by Iron Man and Captain America respectively. I'm sure you are familiar with it yes? I'm sure you know of a little one who is also familiar with it...and that's why they'll love the Captain America Civil War Choose Sides Kids T-Shirt!