Research and Development
Jump to navigation
Jump to search
This article has multiple issues. Please help improve it or discuss these issues on the talk page. (Learn how and when to remove these template messages)
This article needs more links to other pages (since January 2024). You can help improve navigation by adding links to related documentation, such as entities or tools.
This article is an orphan, meaning that few or no articles link to it (since January 2024). You can help by adding links to this article from other relevant articles.
This single-player mod for Half-Life 2: Episode Two has been released! Download it now.
Research and Development is a puzzle-centric mod for Half-Life 2: Episode Two, featuring an unarmed player but plenty of violent mayhem. It was created by Matt Bortolino and released on July 15, 2009.
