Silver Surfer has been depowered and beaten up by Doctor Doom and Red Hulk. Doom is a genius, and Ross is a general. With facts about how SS's powers work, I'm sure some people in the DC could figure out how to beat him.
In a brawl, no prep.
Darkseid
Mxyzsptlk
Anto-Monitor
Infinite Man
Wonder Woman (with Lasso) - To change his mind about his course of action.
Orion - Master of the Astro Force!
Potential victors with intel and prep time.
Luthor
Batman