Need help to find a rune texture

[Sunchips]

I desperately need one texture for my model I'm making. I'm 99.999% sure I have seen a texture like the one I need but now when I'm looking for it I just can't find it at all!

It's a rune which looks something like this:

Does it exist or have I gone totally insane?

 

[GreeN!X]

Doodads/Cinematic/EyeOfSargeras/Demon_Rune4.blp

Only the second rune in that skin looked similar, although I may have missed some other. That skin is in the War3x.mpq.