Category:Worlds | Half-Life Wiki | Fandom

Category for the known worlds where all the living things seen in the Half-Life universe come from.

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All items (5)

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A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
Other

C

Combine Overworld

E

Earth

M

Moon

X