One Piece - I Am A Different Luffy! - Chapter 452 - 450 - Wano 05.

Imperial soldier Suldak Helansa joined the infantry regiment of the Grand Duke Newman in Bena province, participated in the Warsaw plane war, and rescued a young man in the forest battle. This qualified young man suffered some injuries. Injured, still a mute, Suldak brought him into the barracks, and what we are telling is the story of this young man of unknown origin…

- Description from novelbuddy

Upon waking up one night, the world had changed, and the objective of learning had become to battle in the Other world.Two different souls had fused in this new world, how will they face the future?Du You: I don't have a system, but I have two professions.

The vast seas are filled with abundant resources but are also home to numerous sea demons, making it a place difficult for human cultivators to tread.One day, Lu Li crosses into the vast and boundless sea realm of immortal cultivation, carrying with him a magical beast-refining pot that can transform into various sea monsters, allowing him to roam the seabed.While cultivators on the islands struggle for a single spiritual herb, Lu Li has already built an underwater spiritual farm base.Watch him strategize step by step, leaving a footprint with every move, as he grows into a top-tier power in the world of immortal cultivation. Looking back after countless years, the days spent fighting sea demons, refining evil spirits, and treasure hunting in the deep sea remain vivid in his memory...

As an international mercenary, Feng Luo entered a technologically advanced parallel world during a mission.

After living several years in the new world, an online sci-fi game called War became popular across the entire Star Federation.

Desert Eagles, Barrett, AK-47, Apache, RPG… One after another, familiar gears awakened his memories of the past!

Terminator, Zerg, Resident Evil, the Force,… The missions that appeared after a system update made him even more suspicious and shocked! As such, Feng Luo entered War and became a sniper.

- Description from Novelupdates