The Ultimate Showdown Between Quick Transmigrators

They are both transmigrators. They know the same plot, have been given the same kind of System, and even the roles they are playing are more or less equal in this world. All they have to do is find each other and take the other one out. This is a game for the strong, the ultimate showdown between golden fingers. The weak are doomed to lose!! Those were the rules he had always held to before he met him. And yet... Someone: (╯‵□′)╯︵┻━┻ I want to file a complaint! When I understood “take him out,” I didn't mean it like this! Reader's Guide, Bottom, strong x strong. The protagonist doesn't follow the beaten path. There are shocking moments, cute moments, angst, and mind-blowing twists. Feel free to throw bricks, ORZ, just don't slap me in the face. The CP won't appear in the first world, so please, please don't ship the wrong couple. Poker-faced, level-headed transmigrator top x proud, capable transmigrator bottom. P.S. The protagonists travel through different worlds, so they may have split personalities. Current progress: Entertainment industry + wealthy families (√), historical romance (√), ABO (√), Republican era (√), online games (√), cultivation (√), beastmen (√), sentinel/guide (√) Theme: