I need a remedial course in zip files. Never can get the things correct teh first time. If you downloaded Rose and could not see her in the Player list, it was because of some missing files.
The files have been replaced and the new zip is at
Be certain you follow the instructions properly. Here is the model again if you missed it the other day.
The model as is will only appear in internet and coop games in Serious Sam SE or with the Team Happeh Mod running. A benefit of fixing the zip file was the discovery that Rose can be used in the Single Player game with some file finagling. Let me know if you want to try her in Single Player and I will give you the instructions.
Thanks for your patience.