A massive cache of Valve data has reportedly leaked online, appearing to include Portal 2's elusive beta build and a potential weapon from Half-Life 2: Episode 3

Summary

A massive cache of internal builds from Valve has reportedly leaked online, including beta builds of several classic Valve titles and possible weapons from Half-Life 2 's cancelled third episode. The leak, which began circulating on Saturday and comes from an unknown source, includes 12 terabytes of data currently being sifted through by data miners. The…