crafty

viekas Relating to, or characterized by, craft or skill; dexterous.
Possessing dexterity; skilled; skillful.
Skillful at deceive deceiving others; characterized by craft; cunning; wily.
22 March 2012, Scott Tobias, AV Club The Hunger Gameshttp://www.avclub.com/articles/the-hunger-games,71293/

Together, with the help of the drunkard Haymitch (Woody Harrelson), the only District 12 citizen ever to win the Games, they challenge tributes that range from sadistic volunteers to crafty kids like the pint-sized Rue (Amandla Stenberg) to the truly helpless and soon-to-be-dead.