(I do not apply status icons to the overlay bar on Oreo because the icons can not be partially themed and it does not seem to have done well at the moment)
Use at your own risk on the ground / Legacy of Rome (except Stock Oreo)! There may be small / big bugs (boat loops / not working at all), depending on your Rome / phone!
+ pipette / pipette plus
+ Poweramp (notifications)
+ Pixel Launcher