The color(s) grey, black, white, dark blue, light blue, dark brown, light brown, is/are claimed as a feature of the mark.
"OKLAHOMA CITY"
The mark consists of the word "Twisters" in white, outlined in grey, and shadowed in light brown, all of which is outlined in dark blue and shadowed in black, above the words "Oklahoma City" in dark blue, all of which is below a shield design outlined in dark brown and white with the design of a sky in grey, clouds in light blue and dark blue, and a field in light brown and dark brown placed in the center of the shield, with a tornado in white and dark blue superimposed on the shield.