XCOM series

XCOM Legends

X-COM Alliance

XCOM: Chimera Squad

2020

XCOM 2

2016

XCOM: Enemy Within

2013

The Bureau: XCOM Declassified

2013

XCOM: Enemy Unknown

2012

X-COM: Enforcer

2001

X-COM: Interceptor

1998

X-COM: Apocalypse

1997

X-COM: Terror From the Deep

1995

X-COM: UFO Defense

1994