Half life 2 research and development
The saga of Half-Life 2. This is a puzzle-focused mod, where you don't use any firearms except the famous gravity gun. You need Episode Two to play this mod. Half-Life 2: Episode Two Research Subcategory: Sudoku, Crossword & Puzzle Games. May 20, · Research and Development is a mod for Half-Life: Episode Two created by area907.info switches the whole game from FPS to first person puzzle game. You’re unarmed most of the time and your goal is primarily to solve inventive physics puzzles. Half-Life Websites. Half-Life Franchise on Steam Combine OverWiki Black Mesa Source LamdaGeneration Project Borealis RunThinkShootLive Valve News Network area907.info created by Splatterh0use Prospektor a community for 9 years. Research and Development Half-Life 2 mod not launching. (area907.infofe).