Apocalypse: After Being Reborn, I Stocked Up on All Supplies - Chapter 172 - Surviving at Sea: Communication Plan

Vincent Strider was a gun for hire who made a living by killing whoever it was his clients wanted dead. But during one mission, he died in a fierce gunfight. However, death was not the end for him. Vincent found himself reincarnated in another world, facing a floating interface that flickered before his eyes.[Synchronizing Host!][Military System initializing.]Vincent found out that in this system he received, he can summon soldiers, tanks, aircrafts, and even warships! This is going to be exhilarating.

He became a teacher at the best magic academy in the empire.
….For being mistaken for someone else.

When Shen Fei awakened as a Summoner, he also awakened the talent: gaining Golden Terms as his level goes up, and he's able to grant terms to his Summoned Beasts.[Mountain Giant] + [Vast Heaven Overlord Body] = [Vast Heaven Holy Spirit][Flame Spirit] + [Great Five Elements Skill] = [Five Elements Empress][Yin Ghost's Thorn] + [Heaven-Slaying Sword Drawing Skill] = [Stabbing Immortal]

Satou Shiki a Japan present-day university student suddenly one day he got attacked by a slasher when he open his eyes he was already transferred to another world’s labyrinth city. In that another world he who was awakened to do a lot of “things”.