Eccentric Prince Mongo answers to an other-worldly power and commands Mike and Frank to buy, but refuses to quote them any prices; a man cave full of rare cars, and a freestyle stop in Kentucky reveals two surprise finds.

Frank and Mike explore Tim's vast collections in West Virginia. Then they move to see Robert who has an old building filled with generations of stuff but which is now falling down. Meanwhile Dani and Robbie deliver the London phone box.

In car country, Mike falls hard for a 100-year-old turbo-charged hotrod; the guys land some sweet deals at a massive man cave, and Frank rescues a vintage muscle car from a rusty demise.

Mike and Frank make a scene when they hit the streets in a one-of-a-kind rocket car.

It's a picking blitz in the state of Virginia, when Mike, Frank, Robbie and Danielle all hit the road to leave no lead unturned.

Mike, Frank, Danielle and Robbie continue to double down in Virginia, but hit a roadblock with a seller who won't let go of a one-of-a-kind find.

It's make or break for the Virginia blitz strategy. Mike and Frank meet a real-deal motorcycle legend ready to clear out some of his high-octane stock, and a VIP pass to a unique mancave turns up a rare item that's old and odd.

Unusual cars are found in Illinois.

It's Frank vs. Mike when the guys take to the track for a grudge match drag race to see who has the fastest ride.

A collection of motorcycles is uncovered.

Two vintage Harley-Davidson motorcycles are pursued in Pennsylvania.