Tuna is wanted in 40 bomb blast cases in New Delhi, Panipat, Sonepat, Ludhiana, Kanpur and Varansai. He is accused of killing over 21 people and injuring up to 400 others. Tunda was born in western UP and trained in making improvised explosive devices in the eighties. He was under direct command of LeT chief Zaki ur Rehman Lakhvi.
According to Indian intelligence sources, Tunda fueled the banned Students Islamic Movement of India and transformed it into Indian Mujahideen. He is also accused of playing a major role in boosting Rohingya Muslims in Myanmar. Tunda is suspected to have close ties with Jamat-ud-Dawa chief Hafiz Saeed, the mastermind of the Mumbai terror attacks.