>>5261714*Clears voice*
May I have your attention, ladies and gentlemen.
>Zombies have average fighting abilities, per OP>PTE is invisible; getting past a wall of lined up bookshelves is a trivial action that doesn't need a roll>A wall of bookshelves offers very little defense and is easy to climb>The undead's wall is made of stone and is much stronger, with zombie archers on top of it>The most glorious wall is the Spartan's because they use clean-cut rocks from their quarry>Communication can be done with a message attached to a bat 