Operation Lambda is a total conversion modification of Half-life 2, it is set on the homeworld of the Combine. You play a scientist from Black Mesa who disappeared in mysterious circumstances. Witness It.

Members Watching  (0 - 50 of 810)
Avatar

United States Shadow85

Online 1 minute ago Joined Sep 20, 2008
Avatar

Canada flippedoutkyrii

Online 10 minutes ago Joined Jul 22, 2008
Avatar

United States xXxHlTMANxXx

Online 10 minutes ago Joined Jun 18, 2010
Avatar

United States Moonflute

Online 12 minutes ago Joined Sep 26, 2009
Avatar

United States THEMr_Cuddles

Online 13 minutes ago Joined Jan 1, 2013
Avatar

Sweden JonnyBoy0719

Online 13 minutes ago Joined Jul 9, 2007
Avatar

Russian Federation just_call_me_G

Online 20 minutes ago Joined Dec 6, 2009
Avatar

United States greeneyedgirl927

Online 23 minutes ago Joined Oct 4, 2011
Avatar

United States Mariogamer1231

Online 24 minutes ago Joined Mar 21, 2014
Avatar

Korea, Republic of shinhs6291

Online 31 minutes ago Joined Mar 2, 2012
Avatar

United Kingdom [UK]RookieAndrew

Online 36 minutes ago Joined Jul 29, 2009
Avatar

Russian Federation ClaneLord

Online 40 minutes ago Joined Feb 23, 2007
Avatar

United States vash12788

Online 47 minutes ago Joined Mar 21, 2008
Avatar

Korea, Republic of sys2408

Online 51 minutes ago Joined Dec 5, 2007
Avatar

Taiwan dufake

Online 52 minutes ago Joined Apr 17, 2007
Avatar

Brazil Pudogru

Online 57 minutes ago Joined Jun 6, 2011
Avatar

United States mckool

Online 1 hour ago Joined Jan 16, 2006
Avatar

United States SleepingHollow

Online 1 hour ago Joined Sep 30, 2006
Avatar

Argentina LastLifeOfficial

Online 1 hour ago Joined Dec 12, 2013
Avatar

United States TheJones

Online 1 hour ago Joined Feb 14, 2014
Avatar

United States Gothii_Imperator

Online 1 hour ago Joined Jun 8, 2010
Avatar

United States IGotzNoSkittles78

Online 1 hour ago Joined Jun 14, 2009
Avatar

United States MisterMister

Online 1 hour ago Joined Mar 3, 2012
Avatar

United States MrSaturdayKnight

Online 1 hour ago Joined Oct 4, 2010
Avatar

United States Crypt

Online 1 hour ago Joined Aug 11, 2009
Avatar

Ukraine levan563

Online 1 hour ago Joined Jun 25, 2009
Avatar

United Kingdom Sklarlight

Online 1 hour ago Joined Nov 14, 2009
Avatar

United States gtaiiilc

Online 1 hour ago Joined Apr 3, 2006
Avatar

United Kingdom jrgl_cuchallain

Online 1 hour ago Joined Apr 29, 2009
Avatar

United States Cømatøse

Online 1 hour ago Joined Jan 30, 2010
Avatar

Canada Biomasters2

Online 2 hours ago Joined Jun 6, 2011
Avatar

Brazil BioDestroyer

Online 2 hours ago Joined May 12, 2009
Avatar

Norway Fallatus

Online 2 hours ago Joined Apr 24, 2010
Avatar

Canada Res1

Online 2 hours ago Joined Aug 29, 2008
Avatar

Chile xnake005

Online 2 hours ago Joined Oct 12, 2012
Avatar

United States WarlockSyno

Online 2 hours ago Joined Mar 24, 2010
Avatar

United States Egon-Haystavk

Online 2 hours ago Joined Sep 30, 2010
Avatar

Norway lessmaster

Online 2 hours ago Joined Aug 7, 2008
Avatar

Sweden Forsete

Online 2 hours ago Joined Jul 21, 2004
Avatar

Poland GetSpookd

Online 2 hours ago Joined Jan 29, 2008
Avatar

Brazil LucianoStarKiller

Online 3 hours ago Joined Jul 3, 2007
Avatar

United Kingdom Captain_Iglo

Online 3 hours ago Joined Sep 10, 2009
Avatar

Poland Slanderous

Online 3 hours ago Joined Dec 7, 2012
Avatar

Portugal S1lv3r_Wolf

Online 3 hours ago Joined Aug 21, 2008
Avatar

Antarctica Meraqel

Online 3 hours ago Joined Aug 2, 2009
Avatar

Australia varg.

Online 3 hours ago Joined Apr 14, 2013
Avatar

United States AmbientNoise

Online 3 hours ago Joined Oct 14, 2012
Avatar

Ukraine tom-mason

Online 3 hours ago Joined Feb 2, 2015
Avatar

United States Valkinsenn

Online 3 hours ago Joined Nov 1, 2010
Avatar

United Kingdom StalkeR0857

Online 3 hours ago Joined Dec 13, 2006
Icon
Half-Life 2 Icon
Contact
Send Message
Official Page
Operationlambda.com
Release Date
TBD
Mod Watch
Track this mod
Member Statistics
Members
810
Online
1
Views
3,941,954
Views Today
335
Last Online
Shadow85
Shadow85 Online 1 minute ago
flippedoutkyrii
flippedoutkyrii Online 10 minutes ago
xXxHlTMANxXx
xXxHlTMANxXx Online 10 minutes ago
Moonflute
Moonflute Online 12 minutes ago
THEMr_Cuddles
THEMr_Cuddles Online 13 minutes ago
JonnyBoy0719
JonnyBoy0719 Online 13 minutes ago
just_call_me_G
just_call_me_G Online 20 minutes ago
greeneyedgirl927
greeneyedgirl927 Online 23 minutes ago
Mariogamer1231
Mariogamer1231 Online 24 minutes ago
shinhs6291
shinhs6291 Online 31 minutes ago
[UK]RookieAndrew
[UK]RookieAndrew Online 36 minutes ago
ClaneLord
ClaneLord Online 40 minutes ago
vash12788
vash12788 Online 47 minutes ago
sys2408
sys2408 Online 51 minutes ago
dufake
dufake Online 52 minutes ago