What Creed II doesn’t do, somewhat unfortunately, is put Rocky Balboa and Ivan Drago up against each other once more, although it very nearly did. A scene was filmed for Creed II between Sylvester Stallone and Dolph Lundgren that would have had their characters get involved in an old fashioned fist fight, rather than a sanctioned boxing match, but the scene was cut from the film. Dolph Lundgren recently revealed that the decision to remove the scene apparently really upset Stallone…
Article source: https://www.cinemablend.com/news/2479428/dolph-lundgren-says-sylvester-stallone-was-really-upset-about-deleted-creed-ii-scene