The green dragon is your wild symbol as well as the highest paying symbol in the game. If you match him 6 times via the Dragon Split Feature, you can win 25,000 coins! Even "only" 5 matches are worth 2,500 coins. Match the King 6 times for 4,000 coins and 5 times for 1,000 coins. The sorceress is worth 3,000 coins for 6 matches and 750 coins for 5 matches. The potions and magic books are worth 2,500 coins for 6 matches and 200 coins for 5 matches.