Block B's Zico has released the latest music video teaser for his comeback with 'Gallery'!

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Zico's newest teaser is for "Eureka" featuring Zion.T. The video has a retro, black-and-white concept, but the rapper looks just as chic and modern as ever. A mysterious woman comes in and throws him for a loop, and it seems the whole thing makes him believe he's found something special.

Check out the MV teaser above, and stay tuned for 'Gallery's release on December 7!