Edit: free to use on DeviantArt ofcourse
Well... I don´t see any reason why there should be a bavarian-stamp but not a swiss german
and as it´s not too hard to make one. Here we go
Have fun with it
You can use a few words or phrases such as common greetings. Or you can use a simple range of swiss german, sufficient for basic everyday practical needs.
Stamp for people who have subscribed Deviantart, a stamp that informs people on your language levels. Meaning how much you understand.