The sense of excitement and realism is augmented by the ability to physically hold of the guns themselves; players are able to mimic the reloading of a gun by resetting the magazine after a certain number of bullets have been fired
"Area 51" -- a shooting game where the objective is to aim at and exterminate all of the aliens that saunter onto the pixelated screen
The objective in "House of the Dead" is to kill all of the zombies and various strange, dark creatures in the players' way while rescuing the scientists and workers trapped in the facility. Headshots are the most efficient and quickest way to kill the enemies. The gore, albeit pixelated, is simultaneously caricatured and gruesome.