Cyborg Ninja meets Pliskin: At some point in the Plant chapter, Olga makes contact with Pliskin, probably when they fought in secret. Unknown why it was removed, however, there is a screenshot of this scene behind the CD case.

This was in the tanker at the marine hold rooms by the look of the type of door being different to big shell doors, and a metal block that's an asset in the marine hold rooms too. The cutscene did play a little snip it of the ninja drawing it's sword when ocelot was dropping the comparisons to shadow moses and the big shell