Getting a tattoo is a bold move in itself. Even if it's a tiny initial, it's still a commitment not everyone is willing to take. However, there's nothing more hardcore than getting an optical illusion tattoo. First of all, those require loads of planning and preparation. Not every tattoo parlor is willing to do those, as optical illusion tattoos require a lot of skill, and just one erratic mistake can ruin the entire premise of the tattoo design.