Amid all the Pokemon news that came out of the February 27 Pokemon Presents, a special Pikachu variant named Pikachu, Ph.D. has been added to Pokemon GO. This variant comes alongside the start of a season of Pokemon GO. Titled World of Wonders, it will last until June 1 at 10:00 a.m. local time. World of Wonders has plenty of new updates scheduled, including the addition of Poipole, the poison-pin Pokemon.