This game was classified by the community with the following category scores - Violence=0/3, Sex=0/3, Mature Content=0/3. Cannon #12 is a 2D shooter reminiscent of early arcade games. Defend Earth against wave after wave of the incoming fleets armed with large cannons. Arm your cannon and blast theirs out of the solar system! But be careful! There's all sorts of nasty things up there in orbit, from asteroids to space junk, to the intelligent seeker missiles of the enemy!