Thread:Tausendberg/@comment-1037137-20160615230257/@comment-27441457-20160616035205

Fire Eater wrote: GodKingReiss wrote: Pardon me for butting in, but there's actually a story about the district that wasn't successfully evacuated when the Titan's invaded Wall Maria: Attack on Titan: The Harsh Mistress of the City. It's not a flawless spinoff but it's got good moments! Is that even canon?

By this wiki's policy, no, but there's nothing in the story that contradicts the manga. I'd call it "canon-friendly".