Quoting myself for relevanceAndrew350 wrote: 14 Jan 2020 14:01 Overlay was perhaps a bad choice of word, I really just meant "do it in 32bpp". i.e. make the sprites darker in 32bpp color depth so when applying the water cycle colors as a mask they will be slightly darker but otherwise look the same. Basically the same way I did with NightGFX (but obviously not with the same amount of darkness)
It would be trivial to do this way, but obviously it requires going 32bpp for these particular sprites, which may not be desired in the "base" base sets, if that makes sense.

In effect you could achieve something like this:
Obviously this is just a quickie, so the effect could probably be toned down a bit, but you get the idea
