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

Research and Development released

Research and Development released

Jul 17, 2009 97 comments

Matt Bortolino's excellent HL2: Episode Two "action puzzler" has been released from nowhere!

RPS digs R&D

RPS digs R&D

Jul 20, 2009 28 comments

"It's as must-play as an HL2 mod gets" - Research and Development has received a glowing review from Rock, Paper, Shotgun!

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Half-Life 2 Icon
Platform
Windows
Developed By
mbortolino
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Release Date
Released Jul 14, 2009
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