i really want to play a glitchless category speedrun if it was possible because i dont know how to do some crazy geometry bugs and such

ok

https://www.speedrun.com/Serious_Sam_Category_Extensions?h=no-oob-hd-tse-singleplayer-any-tourist-easy&x=wdmp9nxd-ql6wx0vn.q5v2n47l-kn0kjpo8.le2er2ml-e8m7r2q8.ln85m0dl-onv9egm8.1w4mx69q