Slip into The Little Mermaid Ursula Disney Adult Costume and maybe you can help some poor unfortunate souls. The officially licensed Disney Villains costume dress features ruffle trim, a faux jewel accent on the bust and purple and black embellishments. The velvet bottom features tentacles that are black on one side and purple with sequins on the other. Ursula is the villain of Disney’s The Little Mermaid. An evil sea witch, she claims to help people, but the bargains she makes with them cause them all to lose their souls to her. You will look so good in this outfit that men will want to lose their souls to you. Licensed wig is also available. This costume can also be found in our plus size section.