Elsa has ice abilities and she’s a powerful fighter, but she won’t be able to defeat Rukia. Rukia is a very quick fighter and her sword skills are exceptional. Elsa’s ice blasts won’t be able to hit Rukia due to her speed and Elsa’s durability won’t be able to stop Rukia’s sword swingd. No matter how you look at it…Rukia takes this match. Rukia wins.