영웅, 공작가 장남 되다, Lord Hero of House Remes, Duke's Eldest Son is a Regressed Hero, The Hero Became the Duke's Eldest Son, Yeongung, Герой стал старшим сыном герцога, Hero Becomes the Eldest Son of a Duke, 屠龙王的重启人生, 英雄、公爵家の長男になる, Gongjakga Jangnam Doeda, El hijo mayor del duque es un héroe regresor, Yeongung, Gongjakga Jangnam Doeda, Um Herói no Ducado, The Hero Becomes Duke's Eldest Son, Hero Becomes Duke's Eldest Son