Crystal Battle, a beautiful match 3 puzzler against the computer opponent

Destroy all crystals of the computer opponent to win this match 3 game!
To damage the opponents crystals, match 3 or more of the blue, pink or green colored symbols. Swap symbols by clicking on one and than clicking on the other symbol. Try to collect double hit, shield and refill bonus items which help you further. Try to achieve combo matches to get more points.