No, but they had a very close relationship. Morrowind was an Xbox exclusive. Oblivion was a timed Xbox exclusive that was supposed to be a 360 launch title that got delayed (the Horse Armor fiasco happened in 2006, while Oblivion didn’t release on PS3 until 2007).
wait, did microsoft own bethesda back then?
No, but they had a very close relationship. Morrowind was an Xbox exclusive. Oblivion was a timed Xbox exclusive that was supposed to be a 360 launch title that got delayed (the Horse Armor fiasco happened in 2006, while Oblivion didn’t release on PS3 until 2007).