There are lots of ways for your pet to dress up as a heroic creature. But what if it makes more sense for your furry friend to be the villain? That's where the DC League of Super Pets Lulu Small Pet Costume comes in. It uses a small pet costume and a cape to make your little friend look like the twisted guinea pig Lulu, who is helping Lex Luthor stop the Justice League and bring down the city of Metropolis.