What: Valve are apparently beta testing Free To Play, their Dota 2

No Valve project these days seems even remotely similar to the last, but they’ve always managed to to twist and reshape old, learned techniques to fit the new thing. There’s not much a Dota 2 documentary can learn from Half-Life’s weapon-feel or Left 4 Dead’s procedural narrative, granted

Valve halts development on 'Artifact,' makes it free for everyone

Valve makes Steam beta participation easier because it wants more Steam beta participants

CSGO in Source 2 seemingly just leaked through new Dota 2 update - Dexerto

Valve patches out modifying Dota 2 game files, breaks dozens of harmless mods

Dota 2 Reborn - The Beta Begins : r/DotA2

Valve cancels Artifact 2.0, makes existing versions free - Polygon

Valve is seemingly working on a way of making Windows Steam games playable on Linux

valve News, Rumors and Information - Bleeding Cool News Page 3

Valve left a security flaw in Dota 2 for two years until someone tried to exploit it

Valve's 'Dota 2' free-to-play plan explained, online store launched - Polygon

Valve is testing a new way to update Dota 2 regularly

Valve Just Released the First Prototype Battle Pass for 'Dota Underlords' and It Is Free for All Beta Players – TouchArcade