While lots of detail certainly turn to noise ingame and is something that should be avoided, I disagree on not using that kind of feather and fur. Yes, Mirana doesn't have the biggest budget, but I don't really see a reason for not doing the feathers. They flow really well, and they can be done very easily with alpha,…
The only way to make it work with alpha without getting the jagged-edges is to actually provide a lot of UV space for feathers by either making them bigger in the uv (leaving less space for everything else) or by creating several main feather with a lot of UV that are then copied and scaled several times to create the…