100-man no Inochi no Ue ni Ore wa Tatteiru (I'm Standing on a Million Lives) is a deconstructive isekai that trades flashy power fantasies for high-stakes strategy and moral dilemmas. If you're looking for a post to share or use as a guide,

Unlike most isekai protagonists, Yusuke Yotsuya isn’t a noble savior or an overpowered "cheat" character.

He is a cynical loner who approaches survival with a cold, video-game logic.