The £34m signing from Club Brugge says he is a more complete player now after an indifferent time at Norwich For any Arsenal fan eager to know what Christos Tzolis might bring to the Premier League champions, the winger’s swiftly earned nickname at his new club might prove instructive. In the 2006 action film 300 , the leading figure of King Leonidas guides a meagre bunch of Spartans against an overwhelmingly large invading army. Although doomed by the vast numerical disadvantage, Leonidas’s co…