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Erasing a lottery ticket, Game Like Hustle Castle

Who can recommend how to create a game in which 1 layer is SpriteNode with some image
Second node over its image or just filled with some color. I need to delete place of second node by finger touch - like lottery ticket


To use finger like eraser for second node

The second one task to create editable node with physics body - Edit by finger like in game Hustle Castle - reference.mp4 - Google Drive