Updating my post of yesterday morning - lined-through price/availability is as of that post, amount at right is as of right now:
NLDS
Game 2 - 6,286 left starting at $34 4,089 left starting at $21
Game 3 - 7,426 starting at $54 7,487 starting at $57.99
NLCS
Game 1 - 4,315 starting at $109 4,728 starting at $68
Game 2 - 4,552 starting at $109 4,973 starting at $67
Game 3 - 4,493 starting at $109 4,803 starting at $83.99
Game 4 - 4,348 starting at $125 4,675 starting at $89
World Series
Game 1 - 3,229 starting at $459 3,235 starting at $405
Game 2 - 3,080 starting at $484 3,088 starting at $480
Game 3 - 3,121 starting at $490 3,125 starting at $475
Game 4 - 3,042 starting at $580 3,042 starting at $585