Review: Gears of War 3 - Slant Magazine

Co-Optimus - Review - Gears of War 3 Co-Op Review

Co-Op - Gears of War 3 Guide - IGN

Gears Of War 3 multiplayer map guide - Xbox 360 - Feature

Four-player Gears of War 3 co-op campaign confirmed - GameSpot

What We Think About Gears Of War 3's 4-Player Co-Op - Game Informer

Bleszinski: Gears 3's Four Player Co-Op Was a Pain to Design - The Escapist

Gears 5 Review –

10 Overpowered Video Game Weapons Developers Removed – Page 2

Gears of War 4 details: Two-player local co-op, story set-up and beta details revealed

Wouldn't it be cool if gears of war 3 was 4 player split-screen? And why isn't it? : r/GearsOfWar