Skull War at Mac App Store analyse

12 exciting unique levels. 6 Unique power ups and create combos. Levels: - Finish all levels to experience different environments. - Unlock more power ups, which gives more advantage in Nonstop Challenge. Nonstop challenge: - Play till death. - Kills as many skulls as you can and gain a spot in leaderboard. Power ups: - Shield: Fearlessly keep pushing without bouncing back. - Strength: Push twice harder. - Speed up: Gain 2x speed. - Freeze: Freeze all the enemies and push them easily when they can not move. - Black hole: Create black hole that sucks enemies into and instantly kills them. - Death ring: Generate death ring that instantly kills all the enemies around you. Leaderboards: - Global Leaderboard: Compete with all users across all platform. - Game Center : Compete with users from just user platform.