Paul O'Rourke of Allstar Ink in Limerick, Ireland made this amazing tattoo. I wonder if the client now deals with a lot of people poking at his arm just to make sure it's an illusion.
This Popeye the Sailor Man tattoo on a client's forearm gives the impression of Popeye's fist blending into the customer's hand.
Pierluigi Deliperi works out of the Tattoo Crew Production studio in Sardinia, Italy, specializing in mind-warping geometric tattoos. Many of his designs include optical illusions that appear to transform the shape of the human body; adding an extra dimension to the reality of the tattoo wearer's skin.
In this picture, repetitive lines and geometric shapes become a trippy mandala tattoo.