Board Thread:Plants vs. Zombies 2: It's About Time/@comment-7234182-20150322064110/@comment-4009269-20150326234833

So for the final world... You have to fight Dr. Zomboss because he somehow trapped you in this destroyed time, and return to the past to fix the timeline? That could possibly continue the adventure as well... So it's not the final world. But that's just a theory.