https://www.youtube.com/watch?v=0II_uz5UwAc
Not only is there still another 'infinite' combo with Defile, but the loop that would have been caused by defile most likely have had a cap to turn itself off anyway (check the comments about somebody trying to infinite loop Defile with this OTK combo, minus the use of Knife Juggler).
Can we un-nerf Dreadsteed now?