Just suggestions, of course, and in order:

Aluminum
Mekkatorque
Sherman
Abrams
I went with "Led" for mine, but "Graf would work as well.
Opal
Nanobot, perhaps?
I tend to name mine after I get them to rare, but if a name strikes me, I'll go ahead and name them at uncommon.

I've had this error since Tuesday the 10th of December, I can't even manually update. Is there a way to let me do that? It seems that WoWPets checks with Blizzard, even on a manual update.