Piggy button - merge & charge

Help Piggy to escape the fate of becoming a sausage! Her magic medallion of invisibility is fading. The only way to boost it is by harvesting colourful buttons. As Piggy is currently in hiding, she needs someone to aid her with this task. Will that be you? Challenge yourself in a puzzle with a twist. You will not only merge items but also charge them to harvest and reach the goal.