Moments ago it was uploaded in the Youtube channel xXchiefrockerXx, the video “Clash Royale CHEAT TUTORIAL / HIDDEN CARD / RARE !!!”.
As informed in the youtube page by xXchiefrockerXx: “In this video I will show you how you can reveal a hidden card in Clash Royale! Rare Cheat! Did it work? Please leave a comment.. Cheers”
You can check the video below: