Posted this in a thread earlier but the facts remain the same
2015 Kansas City Royals
Trailed the Astros 6-2 in the top of the eighth, game four, down 2-1, in the ALDS
2012 Giants
Trailed the Giants 3-1 in NLCS
Trailed the Reds 2-0 AFTER LOSING AT HOME in the NLDS
2011 Cardinals
Trailed the Rangers 3-2 in the WS, trailed 7-4 B8, 7-5 B9, 9-7 B10
Trailed Phillies 2-1 in NLDS
2007 Red Sox
Trailed the Indians 3-1 in ALCS
2006 Cardinals
Tied 1-1 in the top 9th in game 7 of NLCS
2004 Red Sox
Trailed 3-2, B9, Marino Rivera on the mound, in game 4, down 3-0 in ALCS
2003 Marlins
Trailed series 3-1, trailed 3-0 in T8 of game 6 of NLCS