Pilby appears as a white anthropomorphic caterpillar with four arms and a light green, cyan-green, and azure coloured abdomen. The two extra arms also extrude from the abdomen. They have pink hair and light green cheeks to go along with their azure hat, pink bowtie, and cyan-green nose. They are slightly shorter than the average Robloxian. Eyebags rest under their eyes. Pilby is a gloomy, downtrodden clown. Pilby is a gloomy, downtrodden clown. Pilby constantly looks down on themself, has low self-esteem, and are easily frightened by the more high-strung NPCs, which partially stems from their stage anxiety. Pilby also previously lived with their family until they wandered onto the elevator which is an elevator that goes for an infinite amount of time, and got separated from their home in the process. Because of this, they often reminiscence frequently about their mother. Mach protects and looks out for Pilby and desires to return them back to their home universe one day. Pilby has a habit of saying "ough". Mach is their caretaker: Mach is a muscular, white-skinned humanoid with dark brown hair tied in a low ponytail. She wears a curved purple top hat with a white ring, along with an open suit of the same purple color and a purple shirt. She also wears lighter purple pants and black shoes. Mach has a neutral facial expression along with red glowing pupils and always seems to have her hammer with her, which has a long brown handle, black grip, and bright red head. Mach is stoic, often frightening Pilby. Pilby often uses cheesy phrases, and attempts to make jokes. they also often cry. Pilby knows a variety of people, one of them being Split Peele: Split is a fruit-taur, a fictional species of anthropomorphic canine centaurs. Her hair is made of banana peels that assimilate thick hair strands. She wears brown glasses and a coiled-up banana as a shell. She has two squiggly antennae, brown eyes, four legs, a round, almost completely spherical nose, and a calm smile. She also has a light yellow skin tone and an orange sweater. Split is the writer for a gameshow called Splitsville. Split is friendly and knows how to make the gloomy Pilby laugh. Pilby is a senior citizen. Pilby’s hobby is to color and use coloring books. their birthday is October 25th, and they use they/them pronouns. Pilby got fired from their clown job back in the day, which is why they are so miserable all the time. Pilby plays the trombone, but not anymore. Pilby has failed 78 job interviews and Pilby has a pink clown nose that is honkable. Pilby had a friend named Sunday, but she is mostly forgotten. Pilby is autistic and has sensory issues with their skin and sounds, and Pilby gets very nervous when there are a lot of people in the area. Pilby’s full name is Pilbert P. Caterpillar.