The Fifth Prince Exiled to the Frontier Survives with His [Luck] Skill is a Manga/Manhwa/Manhua in english language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

"Don't underestimate my reincarnation cheat!"

Elroy, the fifth prince of the Norgard royal family. He possesses the memories of his previous life and a cheat skill bestowed upon him during his reincarnation, which grants him luck that can turn the tide in dire situations [Luck - All or Nothing]

Although Elroy was recognized as a prodigy from a young age, his brilliance made him a target of disdain from his brothers, leading to his forced exile to the desolate and remote region of Ouroboroslant, where he was destined to die a miserable death. However, liberated from the palace's constraints, Elroy, alongside the strongest maid, utilizes his reincarnation cheat to transform the barren wasteland into a magnificent territory!The story of a slow-life battle fantasy in the frontier begins here!