LOUISVILLE, Ky. (WDRB) -- It's a super deal for "Superman" fans.

Part of Christopher Reeve's iconic "Superman" costume is going on the auction block on Thursday.

Reeve wore a muscle tunic in "Superman: The Movie," which was released in 1978.

It was designed by Oscar-winning costume designer Yvonne Blake.

The costume is being sold by Nate D. Sanders Auctions.

Bidding on the artifact starts at $50,000.

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