Cosmic Crystals 7-22 is the twenty-second level in Cosmic Crystals.The objective of level 7-22 is to use the birds to eliminate all the pigs. Get at least 70,000 points for 3 stars.
The main fortress is a bit tricky to destroy because TNT is in the middle.
Send Ice Bird to blast the TNT at the far east. Send the Red Bird straight ahead to topple the structure onto the TNT within.