From the Review:
"It's in those moments that I think XCOM doesn't punish the player for making a mistake so much as motivate them to finish the job successfully. To make sure that their soldiers' sacrifices are worth something and not wasted in a failed effort."
Get the full story of how X-COM: UFO Defense came to be in David L. Craddock's Monsters in the Dark: The Making of X-COM: UFO Defense.
Here are Backlog Critic's Top 10 Best Strategy Games for newcomers.
Outside Xbox: Falling Skies: The Game adapts sci-fi television show Falling Skies into a turn-based strategy game which closely resembles a downmarket XCOM: Enemy Unknown. See Falling Skies' Tom 'Noah Wyle' Mason and his last-hope-for-humanity crew murderise Espheni alien invaders in a wood in this gameplay from an early mission in Falling Skies: The Game.