Tight-lipped Tom Cruise played Russian roulette dating high-maintenance Elsina Khayrova — and now that they’ve split, sources reportedly claim the scorned socialite is ready to blow the lid off their romance, RadarOnline.com has learned. The Mission: Impossible hunk, 61, seemed smitten with the 36-year-old beauty until her ex-husband, Russian oligarch Dmitry Tsvetkov, started blabbing about them. In a rambling interview, Tsvetkov warned Cruise to “keep his eyes and wallet wide open” when dealing with his ex-wife, whom he shares two children with. The oligarch claimed he gifted her with more th…