A few minutes ago it was revealed by the Youtuber PkmnMasterHolly, the amazing video “HOW TO FIND THE TEAM GO ROCKET RADAR & GET SHINY SHADOW POKEMON! COBALION RAID IN POKÉMON GO!”.
As informed in the description by PkmnMasterHolly: “HOW TO GET AND USE THE TEAM GO ROCKET RADAR TO HUNT DOWN THE TEAM GO ROCKET TEAM LEADERS ARLO, CLIFF, AND SIERRA! HOW TO USE …”
You can check the video below: