Available as both manhwa and novel.
Hero of All Trades
Also known as: 다 잘하는 히어로 · Da Jalhaneun Hero · A Hero Who Does Everything Perfectly · 英雄樣樣行 · A Hero Who Is Good At Everything · A Hero Who Does Everything Well · A Hero Who Is Good at Everything · Một Anh Hùng Giỏi Mọi Thứ · The Versatile Hero
Gang-In Na wakes up in the year 2024 in the middle of South Korea with no memory of where or who he is. Upon hearing a voice that sounds strangely familiar, he comes face to face with a robot named ACE (Autonomous Combat Entity), who informs him that he was once part of the Earth Federation Forces in the year 2082 and possesses a wide array of skills. Gang-In decides to join forces with ACE to recover his lost memories and adapt to life on Earth, but the two look to be in for a bumpy ride.