Which game, CirKis or X-COM, had a lineup of six published and two cancelled games? 
CirKis: CirKis is a piece placing board game, for two to four players, invented by Phil E. Orbanes and developed by Winning Moves Games USA in 2009. X-COM: X-COM (sometimes stylized as "X-Com") is a science fiction video game franchise featuring an elite international organization tasked with countering alien invasions of Earth. X-COM:  The original line up by MicroProse included six published and at least two cancelled games, as well as two novels.
X-COM