World's hardest FPS game

WARNING: THIS GAME CONTAINS A LOTTA SWEAR WORDS (even tho I filtered through them lol), SOME HORROR ASPECTS (Like an very dark stage and when u beat the last stage thats very scary ahhhh). PLEASE DO NOT TAKE THIS GAME AND WHAT THE TEXT UI SAYS TOO SERIOUSLY. And please remember, this game contains a LOT OF SWEAR WORDS (I know I said this before but Im giving you another chance) Ur not affected? Bet. Enjoy the game :)
AND ALSO PLS MAKE SURE TO LIKE AND TELL UR FRIENDS ABOUT THIS FOR A VIRTUAL COOKIE :))

Do you have what it takes to beat this game? Only 0.069% of players get to the end without rage quitting >:)
Credits for songs:
Level 0: FNF CONSOLE WAR by @Misfire and @Maddiesmiles
Level 1: FNF Necrophobia (From Basement show V1.75) By @Fredxxe Official
Level 2: FNF Unknown suffering REMIX V4 By @Awe Featuring @SasterSub0ru
Level 3: FNF "Really Suffered" Really happy 2k22 but W.I. Mouse sings it By @Zyles(Jane) and @BaranMuzu
Level 4: FNF Shatter remake by @Pain_is_cringe
Level 0...?: TV static sfx 4K 60FPS By @The Foul Owl
Level secret: FNF Phonophobia by @ThatPizzaTowerFan