Developer Niantic has been releasing regular updates for Pokémon GO since its launch in July, and today they announced a special Halloween update. From October 26th through November 1st, you'll earn double the amount of Candy every time you catch, hatch, and transfer Pokémon. Additionally, "spooky" Pokémon will become more common, making it easier for you to catch Gastly, Haunter, Gengar, Zubat, Golbat, Drowzee, and Hypno. You can check out a trailer for this special event by clicking above!