Apo is a rat with very light fur, dark brown hair and red eyes. Their ears are round and the same colour as their hair and they wear a brown belt with a green button hanging off it. He wears a blue checkered shirt with its sleeves rolled up, black trousers and a red mini cloak. Oli pushed him into a group of cats, resulting in his death. He is a cosplayer, according to the twitter account's announcement post.