'The Lego Mars Mission sets were released primarily in three waves, Summer 2007, Winter 2007/2008, and Summer 2008.'The line was canceled in 2008. Full Sets: 7644 MX-81 Hypersonic Operations Aircraft (2008) 7645 MT-61 Crystal Reaper (2008) 7646 ETX Alien Infiltrator (2008) 7647 MX-41 Switch Fighter (2008) 7648 MT-21 Mobile Mining Unit (2008) 7649 MT-201 Ultra-Drill Walker (2008) 7690 MB-01 Eagle Command Base (2007) 7691 ETX Alien Mothership Assault (2007) 7692 MX-71 Recon Dropship (2007) 7693 ETX Alien Strike (2007) 7694 MT-31 Trike (2007) 7695 MX-11 Astro Fighter (2007) 7697 MT-51 Claw-Tank Ambush (2007) 7699 MT-101 Armored Drilling Unit (2008)