Three meaningful games left: Baltimore at Oakland, KC at Denver, Cincy at NYJ.
If the Bengals beat the Jets, Cincy gets the #3 seed.
If the Jets beat the Bengals, Cincy gets the #4 seed.
Winning Teams .......... Wildcard Games
Bal / KC / Cin ............ Hou at Cin, Bal at NE
Bal / Den / Cin .......... Den at Cin, Bal at NE
Bal / KC / NYJ ........... Bal at NE, NYJ at Cin
Bal / Den / NYJ ......... Bal at NE, NYJ at Cin
Oak / KC / Cin .......... Pit at Cin, Hou at NE
Oak / Den / Cin ......... Den at Cin, Hou at NE
Oak / KC / NYJ .......... Hou at NE, NYJ at Cin
Oak / Den / NYJ ........ Den at NE, NYJ at Cin
I think those are right, my apologies if I missed something.