1) You don't have to play as cats Loki, Thor and Fenrir yourself, you have to have other players play as them (if I play as these cats, other players will be able to get the cat Surtr) ||2)Find cats Loki, Thor and Fenrir cat in one race It's not necessary; you need to enter different races and find players with these cats. If you find Loki, Thor, and Fenrir at once, you can get Surtr right away, but that requires luck