MTL - Officer Matsuda Wants To Save Himself - Chapter 38

Marked by the cursed Darksign, Naruto Uzumaki finds himself tethered to two worlds: the unforgiving lands of Dark Souls and the shinobi realm of ninja. How will a world of Dark souls face a Chosen Undead with chakra? And how will the shinobi world confront a warrior reborn in the Lands of Lordran?

Civilization is destroyed and records lost. Only Dudian survives in a cryogenic sleep. Three hundred years later, Dudian wakes up and must become Dean to survive. Who can he trust in this world overrun by monsters without and within?

- Description from Novelupdates

Though he received the skills necessary to teleport across worlds, the king who performed the summoning ritual attempted to trick him into wearing a slavery collar, this annoyed him so he kidnapped the princess and returned to Earth.

I am Stephen, assistant to Vegapunk. After transmigrated to the One Piece world and failing in the attempt to take down Imu in collaboration with the Revolutionary Army, I unexpectedly found myself transmigrated again, this time to the Pokémon world.Although my body has become smaller, my mind remains as sharp as ever. My current identity is:The Chief Pokémon Professor of the Pokémon LeagueA mind 500 years ahead of its timeExecutive Vice-Leader of Team RocketThe second Master-level Trainer after Professor RowanThe benefactor recognized by Rayquaza as its successorHonorary Chairman of the Alola LeagueSupreme Commander of Dark Pokémon!