Old Method Still Works Even without updating the Patterns , Try this Method
https://community.brave.com/t/blocking-youtube-ads-without-adblockers-brave-shields-or-3rd-party-softwares-full-guide-on-how-to-supercharge-your-brave-browsers-yt-experience/511336
Latest Test
See 03:21, Brave Shields is ON but won’t be Blocking anything, I also Showed Extensions and there are No adblockers, This Should work, I Suggest you to try it
The Reason Why i have Enable Brave Shields is Because to Block Elements.