Hey,
what about assets like https://assetstore.unity.com/packages/vfx/shaders/fullscreen-camera-effects/beautify-61730 ?
or the amplify shader? (Unity, too)
hmm...
i don't know.
Join the gmtk discord server and ask u question on #game-jam-tech-help, there you should find answer
here's link https://discord.gg/kbGere6