A new Weekly Battle Challenge has just started. This week's opponent is Boo, you will need to have a Boo Trading Card in your Battle Deck. The challenge is to win as many battles against this opponent this week. The top 3 players at the end of the challenge will receive a Hero Trading Card, 200,000MP and a Gold Trophy, the next 6 players will receive 150,000MP and a Silver Trophy and the next 9 players will receive 100,000MP and a Bronze Trophy.