The Fish belongs to MacBeth. He always appears everywhere in each show of I.N.K. Macbeth usually talks to Vagner, but usually Vagner just pops up by itself. Vagner is there to usually to entertain you if you are bored while MacBeth is talking. In Mission Forgotten' it was revealed that every time Vagner swirls in a circle, he forgets everything. In The butterfly effect', Vagner was the password to MacBeth's safe.