Mine is that Percy vented to Thalias tree before and leading up to Sea of Monsters whenever he could and she was cognizant for just about all of it.
I’m loving the art for combat so far
My headcanon is that they all, due to the nature of their magic, have wildly increased appetites compared to humans even including Wendy, who scares and/or impresses anyone seeing her put that much food down for someone so small.
I’ll start: mine is that none of her armors are actually named what she calls out when she requips. She names them and has never told anyone she’s named them as such due to embarrassment and being worried Mirajane would make fun of her.