There can be one of each original undertale character, or any fan ones.
Name// Age// Gender// Appearance// Personality// Other/
You can play as an already-created character if you ask to.
You can play as more than one character if you ask (maximum is 2.)
You can also be a human as long as you say you're one. Use 3rd person to describe what your character is doing. You can also change your character if you say that you are.