Other mistake: When you play the DLC side mission "Wonderland," notice all three missing cop cars have the same license tag.
Continuity mistake: This is in the same universe as the other Arkham games yet Poison Ivy's gone from being green in Arkham Asylum and Arkham City to being just regular looking in this game.
Batman: I am vengeance. I am the night. I am Batman.
More trivia for Batman: Arkham KnightMore questions & answers from Batman: Arkham Knight
Answer: As a child, Jervis Tetch never had any friends. Even in his adult years, he was all alone. When Jervis asked Batman to be his Alice, he was essentially asking Batman to be his friend.