Monsters would go on top of your HUD when they pass.
The "bury nothing" glitch started where the bury option would randomly show up and you would be able to bury nothing, making it looked like you buried something. You cannot pick up the "nothing" and it would stay there.
Version 10 is one of the previous versions of Warrior Cats - Untold Tales.
-New fur colors (the orange and silver tabby pelts)