Research and Development is a puzzle-centric mod for Half-Life 2: Episode Two featuring an unarmed player but plenty of violent mayhem.

Members Watching  (150 - 200 of 1,226)
Avatar

Germany PredatorX

Online 21 hours ago Joined Dec 14, 2006
Avatar

New Zealand MarkKB

Online 21 hours ago Joined Feb 26, 2012
Avatar

Denmark BloodShed

Online 22 hours ago Joined Jan 16, 2004
Avatar

Norway Fallatus

Online 22 hours ago Joined Apr 24, 2010
Avatar

United States sbnewsom

Online 22 hours ago Joined Nov 5, 2005
Avatar

Australia megafat

Online 23 hours ago Joined May 23, 2005
Avatar

Estonia StealthyWarrior

Online 23 hours ago Joined Feb 18, 2012
Avatar

Turkey Barnz

Online 23 hours ago Joined Aug 9, 2003
Avatar

Russian Federation Kys

Online 23 hours ago Joined Feb 8, 2009
Avatar

Austria GMod-Player

Online 23 hours ago Joined Aug 16, 2010
Avatar

United States aceskillers

Online 1 day ago Joined Feb 26, 2012
Avatar

United States operativelm

Online 1 day ago Joined Sep 2, 2005
Avatar

Hungary Szaddam

Online 1 day ago Joined Oct 12, 2007
Avatar

South Africa SidMalone

Online 1 day ago Joined Sep 17, 2012
Avatar

Germany Hamtaro

Online 1 day ago Joined Sep 7, 2009
Avatar

United States magnumninja

Online 1 day ago Joined Mar 18, 2012
Avatar

Australia PetrifiedPenguin

Online 1 day ago Joined Jan 5, 2011
Avatar

Hungary radir

Online 1 day ago Joined Oct 15, 2009
Avatar

United States xXxIndestructablexXx

Online 1 day ago Joined Jul 16, 2009
Avatar

Canada TheDaFox

Online 1 day ago Joined Nov 28, 2006
Avatar

Portugal paranoidMonkey

Online 1 day ago Joined Mar 23, 2007
Avatar

Germany DieGeileHeidi

Online 1 day ago Joined Apr 6, 2007
Avatar

United Kingdom Cpl.1nsane

Online 1 day ago Joined Nov 26, 2003
Avatar

United States Beardwearer

Online 1 day ago Joined Mar 20, 2012
Avatar

United States twistedhalo5

Online 1 day ago Joined May 5, 2008
Avatar

Australia ProjecT_FalkeN

Online 1 day ago Joined Jan 22, 2010
Avatar

United States theTops

Online 1 day ago Joined Jul 26, 2010
Avatar

Poland jhxp

Online 1 day ago Joined Dec 2, 2006
Avatar

United States SnakeTheFox

Online 1 day ago Joined Aug 2, 2009
Avatar

United States Icedecknight

Online 1 day ago Joined May 31, 2009
Avatar

United States CX7000

Online 1 day ago Joined Jun 30, 2009
Avatar

United States jmawy

Online 1 day ago Joined Jul 10, 2014
Avatar

United States MeatbagWammo

Online 1 day ago Joined Jun 27, 2011
Avatar

United States AndyTheGeeky

Online 1 day ago Joined Apr 21, 2007
Avatar

United States xalener

Online 1 day ago Joined Jun 9, 2009
Avatar

United States cheesemoo0

Online 1 day ago Joined Jun 15, 2009
Avatar

Lithuania ChevyLTU

Online 1 day ago Joined Nov 13, 2012
Avatar

Russian Federation flamming_python

Online 1 day ago Joined Oct 4, 2010
Avatar

Serbia Ixon

Online 1 day ago Joined Jul 30, 2009
Avatar

Sweden Bov

Online 1 day ago Joined Jul 7, 2006
Avatar

Poland maggitPL

Online 1 day ago Joined Dec 29, 2007
Avatar

United States calicoyoda

Online 1 day ago Joined Sep 18, 2011
Avatar

Poland sutra_668

Online 1 day ago Joined Apr 25, 2006
Avatar

United States cobo10201

Online 1 day ago Joined Feb 10, 2007
Avatar

United Kingdom NIVEL

Online 1 day ago Joined May 3, 2009
Avatar

Latvia johnyo

Online 1 day ago Joined Nov 15, 2010
Avatar

Poland Raffael

Online 1 day ago Joined Jan 15, 2011
Avatar

Russian Federation MaRsun

Online 1 day ago Joined Dec 26, 2006
Avatar

Denmark Smuz-juhl

Online 1 day ago Joined Nov 1, 2009
Avatar

Austria RaPtUrA

Online 1 day ago Joined Jan 31, 2010
Icon
Half-Life 2 Icon
Platform
Windows
Developed By
mbortolino
Contact
Send Message
Release Date
Released Jul 14, 2009
Mod Watch
Track this mod
Member Statistics
Members
1,226
Online
6
Views
3,517,468
Views Today
294
Last Online
Zlandael
Zlandael Online 1 minute ago
Dr_Nick
Dr_Nick Online 1 minute ago
TheAughts
TheAughts Online 3 minutes ago
Sgt.GDogg
Sgt.GDogg Online 6 minutes ago
patrickul87
patrickul87 Online 6 minutes ago
yamen21
yamen21 Online 6 minutes ago
maddima
maddima Online 12 minutes ago
Grammatik
Grammatik Online 17 minutes ago
Lt.SnoWolf
Lt.SnoWolf Online 17 minutes ago
MemorixPilgrim
MemorixPilgrim Online 18 minutes ago
ThePredatorBG
ThePredatorBG Online 19 minutes ago
Glimmrang
Glimmrang Online 21 minutes ago
S-7351_94
S-7351_94 Online 26 minutes ago
warbrand2
warbrand2 Online 38 minutes ago
Snarboo
Snarboo Online 45 minutes ago