8 cards where the card is tagged “border-color-matters”

Ass Whuppin' (Unhinged #117)
Border Guardian (Unstable #140)
Everythingamajig (Unstable #147b)
Ineffable Blessing (Unstable #113c)
Knight of the Kitchen Sink (Unstable #12a)
Spatula of the Ages (Unglued #81)
Underdome (Unsanctioned #86)
Very Cryptic Command (Unstable #49e)

The arc of my blade has carved a path of light to the end of these results.