Instagram's green screen-like AR effect isn't exactly the same as a filter that makes you look older, but it's not difficult to imagine influencers finding all sorts of creative ways to use it.
With the Camera source selected, right-click and press on the 'Filters' section. Then, under the 'Effects' tab, press 'Chroma Key'. This is where you can key out the background color. In the ...
This filter went viral on TikTok earlier this year for how well it functions: it does not glitch when the user moves their face, making it tougher to distinguish the effect from reality.