It all really seems to depend on who did the sketch. Frankly, IDK jack about these...I've tried to understand them, but I just cant lol the color ones tend to go for higher than the black and whites, but in terms of a value I can't even begin to discuss that. Good luck on whatever you both deside to do with it!
11-12 UD Hockey w/ YGs: 438/500 (88%)
DO NOT TRADE LIST: chargers2427, mrmagnum75