Furious Fists is the name of the next English Pokemon TCG expansion to be released August 13th, 2014. The set will feature over 110 cards, 5 new Pokémon-EX and 2 new Mega Evolution Pokémon. The Japanese equivalent set is called Rising Fist and will be released on June 14th in Japan.
About Furious Fists
A new special Fighting type energy called Strong Energy will deal extra damage, along with a Fighting Stadium trainer card that allows all Fighting type Pokemon to do extra damage to Pokemon-EX cards. Korrina is a Trainer support card that will allow you to search your deck for a Fighting type Pokemon and an Item card.
There will also be two theme decks released featuring Pangoro and Sylveon, along with an Elite Trainer Box featuring Mega Lucario.