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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10

Ratchet66 says

10

Mainblz says

10

Dr_Nick says

5

Geowil says

10

hero_kenshin says

10

norton2 says

10

Kegetsu says

9

FireyLies says

10

TheRugerMan says

9

DecDoyle says

Community Rating

Average

9.6

1251 votes submitted.

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