CORNBRINGER
Hey author san why don't Cha make MC learn use of (Ki,Chi) like iron fist and have learn kun lun martial arts also boxing , jujutsu , judo , ninjutsu , taekwondo , muay thai , savate , karate etc martial art with the help of gamer system this martial arts and chi power can evolve more as the mc have power but not have professional fighting experience for example thanos fighting experience when we bashed hulk in infinity war that even make hulk fear thanos and our mc gonna fight(war) against those powerful gods , celestial , thanos, so this make the mc base foundation strength with chi stronger also don't forgot make MC also acquired spider man serum from peter parents I think in this time they might be developing the serum also spider man power + miles morales power also those electric power with boat , camouflage, stinger, regrenation and also make him take power man serum if he include this power he can par fight with people like hulk and juggernaut in strength if possible could these I have wrote as clearing dungeons will take time and also wasting potential of gamer system as his gamer body can handle all type of strengthing power serum.