Brisk Mobile summons you to test your wits with Medieval (http://briskmobilegames.com/Games/MedievalHD). It costs US$2.99 and is available worldwide exclusively through the Mac App Store in the Games category
In the game, your goal is to survive the waves of enemies, protect your flag and keep your castle from being blasted into oblivion. You have to outshoot and outsmart your enemies to claim victory.
Medieval boast four game modes (Fast Fire, Easy, Medium, Hard) and three different shooting modes (Auto Fire, Show Arc, Drag Fire). There are six different troop types, eight unique weapons, 11 locations and numerous enemy types, including flying enemies and a BOSS enemy.