Oblivion: Some women are robbing and blackmailing married men. I need you to find the suspects, let them try to seduce you, and catch them in the act.
Skyrim: Some women are robbing and blackmailing married men. I need you to go into this dungeon full of Draugr and kill them.

Oblivion: These ghosts are haunting my ship. Here’s a silver sword. Can you kill them for me?
Skyrim: These ghosts are haunting my ship. Here’s the location of a dungeon full of Draugr. Go and find an item from there to help me drive them away.

Oblivion: Climb into the well out back and fetch me a ring that sunk to the bottom. JOKES ON YOU! That ring is going to make you drown.
Skyrim: A bandit stole my ring, man. Can you go into this dungeon and get it back for me? Oh, and watch out for the Draugr.

Oblivion: Guess what? You’re trapped on an island where hunters hunt people for fun, and you’re the prey. Have fun!
Skyrim: Some guy is running a game on an island where people hunt other people for fun. Word has it he’s in a dungeon nearby looking for treasure to fund his game. Go and kill him. What? You want to see this game for yourself? Nonsense, the dungeon will be far more convenient. Off you go. Try not to trip over any Draugr.