www.nationpathindia.com. Mahadev App Co-Founder Ravi Uppal Arrested In Dubai Mahadev Betting App co-founder Ravi Uppal has reportedly been arrested in Dubai, in a major development in the ongoing betting app investigation. Ravi Uppal, co-promoter of the Mahadev online betting app, has been arrested in the UAE, with Indian agencies initiating steps to secure his extradition in connection with a money laundering case..