CRAFTY KEVIN’S BIG CHILL!

Ices out ex in vicious divorce war

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JILTED Kevin Costner’s wily wife, Christine Baumgartner, is playing dumb in their divorce battle in a

brazen bid to overturn her prenup with the Yellowstone stud — but the TV cowboy is digging in his heels and ordering his pitbull attorneys to grind his baby mama’s nose into the dirt to save his $400 million fortune, sources spill.

“Kevin’s lawyers have carte blanche to play hardball,” tattles an insider.