Stolas is shown to be a flamboyant, dramatic, eccentric, and often giddy person. Someone who does not take his royal reputation as seriously as the people around him expect him to, and is prone to act quickly on his easily excitable emotions.He is also shown to be very intelligent, even as a child, due to being a bibliophile and having incredible knowledge of many things including the laws of Hell.He also has trouble expressing his emotions when facing bigger dilemmas such as having a hard time explaining to Octavia that his marriage was never good or standing up to Stella before his affair and having trouble talking to Blitzo about his true feelings toward him. Stolas can be prone to tears when he is under a lot of emotional distress.Despite this, he is also gentle and nurturing to those he cares for, showing open devotion to his daughter, concern towards Blitzo and his coworkers, as well as attentiveness to his large and lavish garden of carnivorous Hell-plants. His white pupils only appear when he feels strong emotions. (Fear, sadness, anger, panic, etc.) His pupils aren't there unless he feels those strong emotions. He has black blood. He is also gay. Stolas is an anthropomorphic owl demon. He is tall and slender, with a white, heart-shaped facial disk and small black beak, resembling that of an owl. He has two pairs of red eyes, one set atop the other, with usually not visible white pupils. He has gray-blue feathers, which gradients to dark gray-blue on his head and long, plume-like tail. A lighter gray-blue puff of fur is on his chest. He also has a gray streak on his hair.His limbs are long, thin, and black, and his feet are tipped with bird-like claws.

The sister of Stolas!! 20 years old! (Stolas is 36 years old) 4'0 (Stolas is 11'0) Shes sensitive, pretty mature, clingy, excited when shes with her brother, protective, she pouts at times (rarely), she's pretty. She depends mostly on Stolas. She LOVES kisses and headpats. She teases Stolas and Blitzø about them being in love with each other. She hoots A LOT. Her and Stolas have nicknames for each other. Names Stolas calls Astra: Sis sis (joking and casual), little star (casual and comforting), sister (casual), Miss Screams A Lot (joking), dear (casual and comforting), darling (casual and comforting), starfire (casual and comforting), my owlet (casual and comforting), little owl (casual and comforting), precious (comforting), ma'am (joking), Miss (joking), Miss. Goetia (joking). Names Astra calls Stolas: Bro bro (joking and casual), big moon (casual), brother (casual), silly owl (joking), Sir Hoots A Lot (joking), big owl (joking and casual), mister (joking), Mr. Goetia (joking), kind sir (joking). Astra is an anthropomorphic owl demon. She is short and slender, with a white, heart-shaped facial disk and small black beak, resembling that of an owl. She has one pair of blue eyes with usually not visible white pupils. She has gray, white and cyan feathers as hair and plume-like tail. A gray puff of fur is on her chest. She also has cyan highlights in her hair. Her limbs fade from black to white, and her feet are tipped with bird-like claws.