REFERENCES

ALIEN Copyright 1979 20th Century Fox

ALIEN: Isolation Copyright 2014 by 20th Century Fox, Creative Assembly, and Sega

Timeline Easter Egg from the ALIEN 20th Anniversary Collector DVD

Canon Lists by Andrew E.C. Gaska

ALIENS Adventure Game and Living Steel by Leading Edge Games

Year Zero Engine (OGL) used in the ALIEN RPG by Fria Ligan

Index of the ALIEN RPG

1980 JTAS 4: Reticulan Parasite

1981 SpaceGamer 37: Alien for Traveller & D&D

1991 Aliens Adventure Game

1993 Amazing Engine Bughunters

2001 D20 Modern adaptation by Dan McCallister

2002 Alien Fuzion 3.0

2003 Aliens: Game Over D20 adaptation

2007 Star Frontiersman #5: Xenomorphs

2017 HOSTILE: Alien Breeds

2018 Xenomorphs for D20 5E

2019 Outworld

2019 Free League ALIEN RPG