I share my idea of attributes and traits with values 1 to 20 (1 to 10 with half values) to have a well-balanced game. (from Football Manager)
CORNERS: How accurately a player can deliver a corner kick to his intended target area.
CROSSING: How accurately a player can cross the ball from wide into the opposition penalty area to his intended target.
DRIBBLING: How well a player can control the ball while running with it.
FINISHING: How accurately a player can shoot to his intended target area of the goal.
FIRST TOUCH: How well a player can control the ball and set it up for his next action when receiving it.
FREE KICK TAKING: How accurately a player can deliver a free kick either indirectly to his intended target area or directly into his intended target area of the goal.
HEADING: How accurately a player can head the ball to his intended target area.
LONG SHOTS: How accurately a player can shoot at his intended target area of the goal from outside the opposition penalty area.
LONG THROWS: How far a player can throw the ball at throw-ins and how accurately he can deliver a long throw to his intended target area.
MARKING: How well a player can take up a position close to an opposition player that makes him a less viable passing option.
PASSING: How accurately a player can pass the ball to his intended target.
PENALTY TAKING: How accurately a player can take a penalty kick.
TACKLING: How well a player can take the ball from an opposition player without committing a foul.
TECHNIQUE: How well a player can perform more challenging technical actions when he is on the ball. (Long passes, long shots, volleys, curling the ball, controlling a difficult ball and using complicated dribbling moves (tricks).
AGGRESSION: How likely a player is to choose to get involved in a physical situation and how much he exerts physical force in such situations.
Physical situations include attempting to tackle an opposition player, marking an opposition player and competing with an opposition player to get to the ball.
ANTICIPATION: How well a player can predict the movements and other actions of his teammates and opposition players.
BRAVERY: How willing a player is to choose to perform an action that risks pain or injury.
COMPOSURE: How unaffected a player is by mental pressure when making a decision or performing his chosen action.
CONCENTRATION: How unaffected a player is by lost focus when making a decision.
DECISIONS: How well a player can evaluate the options he is aware of and choose which action to perform, when to perform it and how to perform it.
DETERMINATION: How much a player tries to succeed in his actions during a match even in mentally exhausting circumstances.
FLAIR: How likely a player is to choose to perform an unexpected action when he is on the ball.
LEADERSHIP: How inspirational and motivational a player is to his teammates.
OFF THE BALL: How well a player moves and positions himself, to either provide a passing option or create spaces for teammates to exploit, when he is off the ball and his team is in possession.
POSITIONING: How well a player moves and positions himself, in order to deal with an opposition attack, when he is off the ball and the opposition team is in possession.
TEAMWORK: How closely a player follows his tactical instructions and how aware he is of the positions and movements of his teammates.
VISION: How well a player observes the options available to him when he is on the ball.
WORKRATE: How much physical effort a player puts into his action during the match.
ACCELERATION: How quickly a player can reach his maximum speed when running.
AGILITY: How well a player can start, stop, and move in a new direction.
BALANCE: How well a player can stay steady on his feet when he is under physical pressure.
JUMPING REACH: How high a player's head can reach when jumping.
PACE: How fast a player can run when he has reached his maximum speed.
STAMINA: How well a player can retain condition while exerting effort during a match.
STRENGTH: How well a player is able to exert physical force on an opposition player.
AERIAL ABILITY: How high a gk's hands can reach when jumping.
COMMAND OF AREA: How likely a gk is to attempt to claim aerial balls played into the box.
COMMUNICATION: How well a gk can communicate with defenders and organise the defence.
ECCENTRICITY: How likely a gk is to perform unexpected and risky actions.
HANDLING: How well a gk can hold on to the ball when attempting to catch it.
KICKING: How far the gk can kick the ball.
ONE ON ONES: How well a gk can deal with 1v1 situations.
REFLEXES: How well a gk can react to shots.
RUSHING OUT: How well a gk can decide whether to run forward to try to claim loose balls and opposition passes close to his penalty area.
TENDENCY TO PUNCH: How likely a gk is to choose to punch when dealing with an aerial ball that is potentially catchable.
THROWING: How accurately a gk can throw the ball to teammates.
+ FIRST TOUCH + PASSING + TECHNIQUE + PENALTY TAKING + FREE KICK TAKING
CONSISTENCY: How likely a player is to perform to his full ability in any particular match.
DIRTINESS: How likely a player is to try to break the rules to gain an advantage.
IMPORTANT MATCHES: How well a player performs in big, high pressure games.
INJURY PRONENESS: How likely a player is to suffer an injury during a match.
VERSATILITY: How well a player plays in a position for which he lacks familiarity.
KNOCKS BALL PAST OPPONENT
RUNS WITH BALL RARELY / OFTEN / DOWN LEFT / DOWN RIGHT / THROUGH CENTRE
OFF THE BALL
ARRIVES LATE IN OPPONENTS' AREA
COMES DEEP TO GET BALL
GETS FORWARD WHENEVER POSSIBLE
GETS INTO OPPOSITION AREA
LIKES TO TRY TO BEAT OFFSIDE TRAP
MOVES INTO CHANNELS
PLAYS WITH BACK TO GOAL
STATIC TARGET MAN
STAYS BACK AT ALL TIMES
LIKES TO SWITCH BALL TO OTHER FLANK
LOOKS FOR PASS RATHER THAN ATTEMPTING TO SCORE
PLAYS NO THROUGH BALLS
PLAYS SHORT SIMPLE PASSES
TRIES KILLER BALLS OFTEN
TRIES LONG RANGE PASSES
USES LONG THROW TO START COUNTER ATTACKS
ATTEMPTS OVERHEAD KICKS
HITS FREE KICKS WITH POWER
LIKES TO LOB GK
LIKES TO ROUND GK
REFRAINS TO TAKE LONG SHOTS
SHOOTS FROM DISTANCE
SHOOTS WITH POWER
TRIES FIRST TIME SHOTS
TRIES LONG RANGE FREE KICKS
DIVES INTO TACKLES
DOES NOT DIVES INTO TACKLES
MARKS OPPONENT TIGHTLY
AVOIDS USING WEAKER FOOT
DWELLS ON BALLS
POSSESSES LONG FLAT THROW
TRIES TO PLAY WAY OUT OF TROUBLE
ARGUES WITH OFFICIALS