Katarina is a cat found while slaying corrupted creatures or soul devourers in the Sophanem Slayer Dungeon. Players do not have to be on a Slayer assignment for her to spawn. She stays for roughly 30 seconds before disappearing.
Before being found and petted
Last time I saw her, she said she was feeling a little corrupted.
After being found and petted
Ex-star of 'Keeping up with the Kharidians'.
- Katarina's journal description is a reference to the American reality television show Keeping Up with the Kardashians.