The Blast Factor game must first be purchased and downloaded in order to access the Multiplayer Pack. The fierce microbial war against deadly viral swarms continues in the Blast Factor Advanced Research Add-on Pack. Players immerse themselves in a true High Definition (HD) microscopic world running at 1080p with seven new specimens, 11 new enemies, seven new bosses and seven new high-adrenaline music tracks. The Blast Factor Advanced Research Add-on Pack delivers a visually thrilling and fun shooter experience as gamers use a combination of techniques to advance their way through each specimen, blasting waves of enemies every step of the way.