Xenophobia
Culture theme
The story or gameplay involves xenophobia, fear or dislike of anything strange or alien.
13
games
8platforms
3DO 1993
LIN 2002
DOS 1992-11
WIN 2007-05
WIN 2011-07-04
Xenophobia does not refer specifically to fear of space aliens even if they're commonly related to the word (usually you hear of racism or discrimination instead), this can cover fear of foreigners, other races, or other species, but not when it's targeted at a specific race/species.