Master of Ancient Divine Weapons 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

Han Zhan Travels Through Different Dimensions: The girls here can transform into divine weapons and form contracts for battle. The boys, on the other hand, awaken as spirit contractors and form bonds with the girls to fend off insect swarms. As a traveler from another world, he was shocked to find that the ones being neglected were actually the renowned ancient divine weapons.