Cast iron sword

This is a leisure game that can fully relieve the pressure of your daily life. In this game, you can use grindstones of different shapes to polish a sword prototype, press your magic stone according to the trajectory given in each level, and let it eliminate the surplus materials, so that the sword takes its proper shape. Each elimination must be carried out according to the prescribed trajectory, otherwise the challenge will fail. Press your magic stone according to the track given in each level and let it eliminate the redundant materials so that the sword takes its proper shape