April 25: Cubs at Colorado. The Cubs were up 7-1 after 6 innings, 8-1 after 7 innings, and 8-1 going into the bottom of the 8th. Prior not only pitched the 6th and 7th, he sent him out in the 8th, after having thrown 110 pitches, for one batter (which he walked). 116 pitches.
May 12: Cubs at Milwaukee. The Cubs were up 9-4 after 4 and 10-4 after 5. Prior, having not pitched particularly well, threw 6 innings. 124 pitches.
August 26: Cubs at St. Lous. Cubs were up 7-0 after 5, Prior gave up one run in 6th. He pitched 8 innings. 116 pitches.
September 1: Cubs v St Louis. Cubs scored 6 runs in the 5th and 1 in the 6th, won the game 7-0. Prior pitched 8 innings. 131 pitches.
This is solely focused on the 'win at all costs' idiocy, and doesn't even include things like his September pitch counts being 131, 129, 109, 124, 131, 133.