- ‘Abstract: Sea’ is a 360 degree arcade shoot ‘em up with a unique art style. The player controls a small gun boat and must attempt to get as high a score as possible by destroying enemy ships of varying shape and size. As the game progresses, the pace of the game will increase and enemies will become increasingly harder to kill. Destroying multiple enemies in succession will give combo bonus’ which will help the player reach massive scores. The player’s gun can be upgraded during the game by collecting powerups. Bonus points and health boosts can also be collected.