help.

okay so idk if this actually exists or if i made it up but it's basically about this guy that gets teleported into his favorite video game and is one of the lowest ranks so he has to enter this competition and make it through alive but he's like conscious that it's a video game and remembers some rules and he like makes some friends while on his quest and when the characters are shown through the video game they look pixelated I CAN'T REMEMBER THE REST PLS HELP ME FIND IT i can't remember much about it (｡ŏ﹏ŏ)