That other wiki is another name for Gearspedia, the Gears of War canon wiki. The phrase "that other wiki" is used to avoid confusion such as: Alice: Hey, I was on the Gears Wiki last night and found a really cool fanfiction! It's totally awesome! Bob: What are you talking about? There's no fanfiction on the Gears Wiki! Alice: Uh, yes, there is. Bob: Uh, no, there's not. Alice: ... Bob: ...