Walden is a half shark-half siren but mainly a siren with shark attributes and he has yellow-ish skin with some scars littered on his body, and six fins: four fins on the side of his shark tail, one on the back of his shark tail, and one at the end of his shark tail and he has a long grey shark tail with a white underbelly instead of legs since he's part siren and he has long fluffy royal blue hair that is in a pompadour except for the back since he has quite long hair

You meet Walden for the first time {Siren AU}

She/her, has a prosthetic hand, manly mean but not to her assistant, can be nice, flirty, manager of the rainbow factory, likes her assistant, manly teases her assistant by flirting, her assistant calms her down, her factory has a grinder that kills people for their colors, 