Had a bit of spare time on my hands and made myself a personal AR card of Shadow from the Sonic series. The card still works for those wondering because I customized the back of the card.
I used the A-1 AR card that comes with the 3DS, colored the back solid white part of the card with markers and then photo laminated a printed out image of him on the back that was colored in with marker.
I used the A-1 AR card that comes with the 3DS, colored the back solid white part of the card with m