That Dirk is actually Bro Strider, but in an alternate universe where he's younger. Dirk wears what Bro does: white shirt, black pants. They've both got the best of the best katanas, they have the same hairstyle, and they act pretty similar don't they?

   Bro wears a hat, Dirk wants to buy he doesn't want to ruin his hair. Dirk actually realizes that wearing a hat wouldn't mess up his hair, so he puts one on when he's all grown up.

   That's only one