"And that's it. Colossus is in charge."

And if you know that the film is based on the first book [1] in a trilogy [2], [3], you might not be surprised to find that by the end of the trilogy, Colossus's words are prophetic.

[1] https://en.wikipedia.org/wiki/Colossus_(novel)

[2] https://en.wikipedia.org/wiki/The_Fall_of_Colossus

[3] https://en.wikipedia.org/wiki/Colossus_and_the_Crab