* DuelingGames: With ''VideoGame/PsiOpsTheMindgateConspiracy'', another third person shooter released at the same time that combined gunplay with an assortment of psychic powers. ''Second Sight'' has more adventure and stealth elements and plays more like ''VideoGame/{{Hitman}}'' whereas ''Psi Ops'' is a more straightforward shoot-em-up third-person shooter.
* StillbornFranchise: Crytek UK, the successor studio to ''VideoGame/SecondSight'' (and ''VideoGame/TimeSplitters'') creator Free Radical Design, has [[http://www.eurogamer.net/articles/2011-06-22-why-second-sight-2-wasnt-made gone on record]] that this is the case with ''VideoGame/SecondSight''. They had a few ideas for a sequel and still maintain the IP rights, but according to them the game just didn't garner enough interest.
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