Identify

Here is a video of it in action

and yes, hint:

Cracked by: shrik, puneet_k, Rahul Rajeev, Tushar S, Thejas V R, Sumanth Patlolla, Manish Achuth, pavan, Dibyo, Rogi, jowens, duriel, xeqtor, Rahulk, Raghuvansh, Moju21, udupendra, dineshk, apar, sandman, Logik, Pawankumar Hegde, Ananth, Piyush, Rithwik K, rohanquizzer, Kaustubh, lanu, shenoyvarun86, aditthya, aditthya, Bharath, Shwetha Maiya, Qbrain, mankuTimma, raklodramA, Aparna and v.chandrashekar