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

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Icon
Half-Life 2: Episode Two Icon
Platform
Windows
Developed By
mbortolino
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Release Date
Released Jul 13, 2009
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Member Statistics
Members
1,258
Online
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Views
4,006,140
Views Today
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Dr_Nick
Dr_Nick Online 2 minutes ago
TheAughts
TheAughts Online 2 minutes ago
Kabuki-man
Kabuki-man Online 3 minutes ago
ManyMushrooms
ManyMushrooms Online 5 minutes ago
--JoKeR--
--JoKeR-- Online 11 minutes ago
DaveTheFreak
DaveTheFreak Online 13 minutes ago
DarkElf9727
DarkElf9727 Online 16 minutes ago
uneXpaX
uneXpaX Online 20 minutes ago
Xemnes
Xemnes Online 29 minutes ago
Kubisoft
Kubisoft Online 34 minutes ago
medve
medve Online 35 minutes ago
CubicRubik
CubicRubik Online 39 minutes ago
INtense!
INtense! Online 40 minutes ago
Nametaken
Nametaken Online 44 minutes ago
djpalle
djpalle Online 49 minutes ago