XOP Plus Cost: $19.99 Get the full version     Trial version     Developer's Website Contacting third-party download site please wait. If your download does not start, click here, or get the full version Descriptions XOP Plus: Defeat the alien invasion in this action packed arcade-style shooter! Arm your fighter with 6 different weapons to take on the challenging levels and manic gameplay. Destroy hundreds of enemies and HUGE screen filling bosses as you weave through vicious, screen-flooding firepower in 8 levels of pure shoot-em-up action. Can you survive?