1) Inequity 2) Unfairness 
Gamesmanship is the use of dubious (although not technically illegal) methods to win or gain a serious advantage in a game or sport. It has been described as `Pushing the rules to the limit without getting caught, using whatever dubious methods possible to achieve the desired end` (Lumpkin, Stoll and Beller, 1994:92). It may be inferred that the.....
[Noun] Trying to win a game by bending the rules, although not actually cheating.
[n] - the use of dubious (although not technically illegal) methods to win a game
noun the use of dubious (although not technically illegal) methods to win a game