Gnarwhal Studios recently released Slap .45, a wild-west themed slap game for 3-7 players. Based off games like Egyptian Rat Screw and Slap Jack, Slap .45 has each player choosing a different gang and tries to position themselves to best use their unique powers and survive.
Simple gameplay will have you learning and playing the game withing 5 minutes, and games take about 20 minutes. You can snag the game off Amazon now for $25.