Massive Dota 2 Outlanders patch changes nearly everything - Polygon

A new Outlanders patch is coming to Dota 2 which includes massive changes to the game, including two new heroes. Meet Snapfire and Void Spirit, who arrive along with new couriers, an outpost mechanic, and lots of balance changes.

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Dota 2 Patch 7.23 » The Dota 2 Outlanders Patch Update

7.23 DOTA 2 NEW PATCH - BIGGEST CHANGES! - OUTLANDERS UPDATE

Dota 2, News, Scores, Highlights, Stats, Standings, and Rumors

NEW COURIERS GET LEVELS — 7.23 Outlander Dota Update

Dota 2 Patch 7.23 » The Dota 2 Outlanders Patch Update

Dota 2 Outlanders Update Patch Notes and Details

Dota 2, News, Scores, Highlights, Stats, Standings, and Rumors

Dota 2 - The Outlanders Update

Dota 2 - The Mistwoods Update