AMS, Enter the Dragon
Saria had expected this, and artfully masked her presence using her ghostly powers. **gotcha.** cairn allowed himself a smile as he looked, not for her presence but for a void in the aura flowing around him. **what is he doing?
A Trainer's Tale - Chapter 35
I'm not entirely sure what is the scope of a ghosts powers. there weren't a lot of books on the subject of ghosts, and even less of trainers allowing ghost pokémon inside of them.
The Exile 5 - The End
If you want any extra help i can distract others, or disguise you both with my ghost powers." "i would appreciate the help," james bowed to him, "thank you gerald, but for now i need to sleep."