noun
death game
A genre of fiction (manga, anime, games, novels) where characters are forced into a contest or situation in which losing means death. The term is used as a genre label, not for real-life deadly games.
最近のアニメはデスゲームものが多い。
There are many death game anime series lately.
このマンガはデスゲームの設定で、生き残りをかけた心理戦が描かれている。
This manga has a death game setting, depicting a psychological battle for survival.