Why is Background Character the Strongest Now?

Shivamwasjustanormalguy.Agovernmentemployeefinallylivingastablelifeaftersurvivinganorphan’shellandfightingtoothandnailthrougheverydamnobstaclelifethrewhisway.Heloveanime,webnovels,andhisonetrueobsessionlightnovels.Hisfavorite?TransmigratedasaThird-RateVillain.Theplot?Fire.Thefights?Insane.Theworldbuilding?God-tier.Andthecharacters?Untouchable—especiallyMarcusArdentandDaelenVorcrest,thelastheroesofmankind.Butthencamethefinalchapter.Marcusdead.Daelengone.Theentirecontinent,erasedwithasingle,lazykeystroke.“AREYOUFUCKINGKIDDINGME?!”“Whatkindofbrain-deadgarbageendingisthis?!Youkilledeveryoneforshockvalue!Youthrewawaythebestcharactersliketrash!”Shivamdidn’tjusthate-commenttheauthor.Hecursedthem.Thenwenttosleep.AndwokeupasEzraCelestrian.Themostforgettablesidecharacterinthenovel.Amanwhowassupposedtobedead.Only…something’swrong.Ezraisn’tweak.Heneverwas.Hewasthestrongesthumansidecharacterinthenovel—sotalented,theauthorkilledhimearlytokeepthepowerscalingincheck.ButnowShivamishim.Andthestoryisnolongerintheauthor’shands.“WhythehelldoIkeeptalkinglikeanoble?”“Whatthefuckisthis‘DivineEnemy’trait!?”TheworldbelievesEzraisdead.ButShivam’sdoneplayingalong.“Youdraggedmeintoyourbrokenstory.Youkilledmyfavoritecharacters.YouerasedeverythingIlovedforacheaptwist.”“Fine.I’llfixyourmess.I’llrewriteyourstory.”“AndwhenIfindyou,‘Author’—Isweartogod,I’mgonnashovethatendingdownyourthroat.”