Clash of Clans Gems Top-Up Information 1. Supercell ID E-mail 2. Character Name 3. Verification Code (Please ensure your player tag is bound to the Supercell ID before Clash of Clans Gems top-up) How to Obtain Supercell ID E-mail and Character Name? To obtain the Supercell ID email, please click the setting icon in the right corner -- click the Open ID button to enter the S...