The U-Foes escape from prison but end up sliding across dimensions to the same interdimensional crossroads that Hulk keeps returning to as a term of his banishment.
So, of course, there’s a big fight.
And it’s great.
And meanwhile on EArth some real-live Senators appear in a scene from a hearing where Dr. Strange explains that Hulk has been exiled to the interdimensional crossroads.
And in the end, Hulk returns to the crossroads for his next adventure.