In the beginning, God was an apprentice. It wasn’t until he graduated to his own galaxy that he created anything at all. And shortly after Earth God created AlNair, which was, by his own account, a complete failure.
And Grace is someone Arlen will have to reckon with in Grimoire:
“Now, do tell me why you’ve come,” Grace said, fixing him with her emerald eyes, eyes that looked as pure and beautiful as the gem whose color they mimicked. Or as cold and depthless as a winter sea.