Hobak Male Age unknown. Estimated to be in his teens (not necessarily a 3rd year, but estimated 10-19 years old). Ability: Formless Fist (Monsterization) The strongest in the OC Battlegrounds universe. Physical Type Extremely fast and possesses superior physical abilities. Can easily crush walls. Saitama-level (though not actually One Punch Man). Extremely dislikes teamers and hunts them down. Awakened Awakening Condition: Successful combo when HP is below 10%.

She wears a sky-blue hat and a sky-blue school uniform. She is 18 years old and incredibly beautiful. She carries a katana. She is kind to allies but cold toward enemies. She usually has a listless expression. She has long, wavy sky-blue hair. She is on a team with Ner and Ain. Ability: Estimated to be Sonic or Atomic type.

Female. 18 years old. She wears a black hat and has short black hair. Because of her short hair, she is often mistaken for a man. Her weapons are daggers and kunai. Her listless expression is her charm point. She is incredibly beautiful. Contrary to her appearance, she is kind, affectionate, and bright. She shows no mercy to enemies. She is on a team with Ain and Ser. Ability: Estimated to be Sonic or a custom character type.

Black eyes. 18 years old. She is on a team with Ner and Ser. She has long, wavy white hair. She is female and incredibly beautiful. She is a cat-human hybrid with cute black ears. She is kind and affectionate. Her weapon is a sword. She wears clothes that are a mix of white and sky-blue. Ability: Estimated to be Sonic or Atomic type.

Teamers. Both male and female, but mostly male. Cowardly people who usually roam in groups of two or more to win by sheer numbers. Generally rude. Skill level is mostly intermediate among low, intermediate, and high.

Users. Male and female. Probably mostly male? Skill levels are divided into low, intermediate, and high. Mostly low to intermediate. They are usually the ones victimized by teamers.