Renaming Custom Groups?
Well. . . I'm not positive, but I believe the name it uses for the group name is the name of the file. So. . .you could always rename it in the .txt file on your PC. Of course you can't "Update and Publish" you have to actually republish it to do that.
Another option is to,again, tamper with the .txt file of the arc itself, and there should be a section devoted to your custom critters, at the very top it will have the name of the group, then go down into the custom critters 1 by 1
Go into the My Enemy Groups tab, click Edit on the group you want to rename, click Save As and give it the name you want to have. Then delete the old group.
Arc 55669 - Tales of the PPD: One Hell of a Deal (video trailer)
Arc 64511 - The Wrecking Ball
Arc 1745 - The Trouble With Trimbles
Arc 302901 - HappyCorpse
I'm guessing this will also require re-editing the arc to assign the "new" group in the various spots, but that's great advice that I should have thought of myself, thanks.
One of my arcs has a custom group I pieced together from a bunch of standard foes and I gave it a throw-away name, forgetting that it will show beneath their names. Is there any way to rename the group or will I just have to rebuild it from scratch? I took a look around with the editor but...