There's too many versions of games

[Barozi]

eh it's still much easier than with movies.

3D
Real 3D
2D + 3D
Standard Blu-Ray
Standard DVD
Blu-Ray + DVD
Blu-Ray + 3D + DVD
4k Mastered
UHD
Remastered
Extended Edition
Director's Cut
Steelbook/Amaray
Collector's Edition
Special Edition
Anniversary Edition

and probably a few more.