Dexa, saddled by veteran trainer Imtiaz Sait and superbly ridden by Bangalore jockey S Antony Raj, caused a stunning upset in the Poonawalla Breeders’ Multi-Million (Gr 1), the feature event of Sunday’s nine-race card slated at the Mahalaxmi racetrack. 

The son of Planetaire out of Pension bred at the Sohna stud won the 33rd edition of the popular race also known as the juvenile derby, paying out a generous dividend of Rs 200 for a tener on the Tote.