Creatures From Xen
Xen is a fictional world that houses numerous alien species in an alternate dimension set in Valve's Half-Life series. Note that these aliens are not originally from Xen, but use it as border world to access other worlds in other dimensions, such as Earth.
Read more about this topic: Creatures In The Half-Life Series
Famous quotes containing the word creatures:
“‘Whoever it is that leaves him out so late,
When other creatures have gone to stall and bine,
Ought to be told to come and take him in.’”
—Robert Frost (1874–1963)