visit the official Castle Clash website.Then a new window will pop up, copy your ‘IGG ID’.First, open the game & tap on the Settings icon to look at the top left side of the game screen.If you are a new player of the Castle Clash game and don’t know how to redeem codes so check below to get complete and simple steps 1 October 2021 - Update secret code igg castle clash How To Redeem Secret Code Igg Castle Clash?