noun
main character; character one plays as
Colloquial term used in fighting games and similar competitive games for the character a player regularly uses or mains.
彼の持ちキャラはリュウだ。
His main character is Ryu.
新しい格ゲーで持ちキャラを決めるのに時間がかかった。
It took me a while to decide on my main character in the new fighting game.