Board Thread:Plants vs. Zombies Wiki Discussion/@comment-4009269-20140213201430/@comment-24507085-20140216015918

TheGollddMAN wrote: Btw, does anyone know what the sign with the brain actually means? Some levels are on the other side of the broken bridge. That sign says: "Dr. Zomboss will appear soon! Dr. Zomboss has arrived to Kung Fu World, the plants will face an unprecedented challenge, use your brain wisely!"