Katja is one of Will Neville's disciples in the Fairy Tail franchise.
Being a disciple of Will Neville, she lived with a curse mark on her body. After witnessing many people dying, she lost the will to keep living.
Katja is created by Hiro Mashima as an anime exclusive character who has no information regarding any inspiration used to create her. She first appears in Fairy Tail episode 142, The Battle of Dissonance. She is voiced by an unknown actress.
According to Mest, she looks a lot like Wendy with her blue hair and similar facial shape except Katja has shorter blue hair.
She is bit pessimistic until Mest saves her. When her powers are gone, she feels free and able to live her life.
She is a Celestial Wizard until Racer attacks her with a dagger that severs the Anti-Link.
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