Part 4: Stage 4
The bad ending makes a return in this level, but before we get to that, let's look at the interstitial cutscenes starting with the long expository one that opens the level.
During first room transition:
This screen actually removes an apostrophe from the original for once:
Xbox 360
Genesis
At < 4 minutes:
At < 2 minutes:
At < 0 minutes:
At this point, David is expired and we get the bad ending. The first screen is updated in the Xbox version, which is inconsistent with previous images of David which are identical between versions:
Xbox 360
Genesis
The first screen of the good ending is also changed for the Xbox:
Xbox 360
Genesis
There are no further instances of the cave-type Stage X from here on, mandatory obstacle course rooms and insurmountable enemy health pools slowing Rick down far too much to complete the level before the first interstitial cutscene appears, so that's it for alternate screens in the basement.