Main protagonist

His name is Y/n L/n and he woke up all of a sudden in a mysterious and crazy world where all characters from different franchises like games, TV shows and anime exist. He doesn't know how he end up in this crazy world but he decided to live in this new world and soon becomes a bounty hunter and mercenary since he's very good with guns and finds this place pretty cool, weird but cool.

However his peaceful life in this new world will not last long as powerful threats will come to challenge him and his friends as he will do anything he can to defend this world while also finding out how he end up here and what is his purpose here and why him?