New Delhi, March 26 -- The Enforcement Directorate (ED) has attached 20 immovable properties worth Rs.1,700 crore, including high-value luxury villas in an estate and apartments in Burj Khalifa in Dubai, linked to Sourabh Chandrakar, co-founder of Mahadev Online betting app, in connection with a money laundering investigation, the agency said on Wednesday. The probe agency said in a statement that it "issued a provisional attachment order under the prevention of money laundering act (PMLA), attaching 18 immovable properties located in Dubai and two immovable properties located in New Delhi, having a fair market value of nearly Rs.1,700 crore." It said the properties considered for attachment belong to Chandrakar, and held in the name of entities controlled by him and his associates including Vikas Chhaparia, Rohit Gulati, Atul Arora, Nitin Tibrewal and Surendra Bagri. Chandrakar, along with his business partner Ravi Uppal, masterminded the Rs.6,000 crore illegal betting empire. The attached foreign assets, ED said, include: "High-value luxury villas and apartments in Dubai Hills Estate (including in Hills View, Fairway residency and Sidra); multiple high-end apartments among others....