Mirko
Strengths: Quite good passer, occasional moments of brilliance, good creativity, good at holding up the ball, decent vision, good dribbler.
Weaknesses: extremely inconsistent and extremely profligate
Tevez
Strengths: Extremely hard worker, very clinical, great long shots, good passer, great creativity, very good dribbler, good vision, great free kicks, can carry a team on his back, more frequent moments of brilliance, quite fast.
Weaknesses: on the field - none, maybe heading