Teleport can rotate characters, so I see no reason why it couldn't rotate a prone character into an upright position.
Where does it say [teleportation can rotate characters]? Or, for that matter, that you can port 5 ft over a surface and drop, as others have suggested.
I agree.
I can't find a darn video - my Google foo failed - but I remember dudes in Star Trek being beamed up in all sorts of positions (lying, sitting, being carried) and I imagine teleport the same way.
If you teleport off a ladder onto the ground, make a balance check or topple.
He's sacrificing his standard action (which he could otherwise use to attack you) and a concentration check to avoid provoking with a move action. It's not exactly an overpowered thing.

I can't find a darn video - my Google foo failed - but I remember dudes in Star Trek being beamed up in all sorts of positions (lying, sitting, being carried) and I imagine teleport the same way.
If you teleport off a ladder onto the ground, make a balance check or topple.
Hassassin said:If you teleport into a room with Reversed Gravity, do you appear on the floor or the ceiling?

(Dungeons & Dragons)
Rulebook featuring "high magic" options, including a host of new spells.