This time, Niantic is bringing Unova-themed Pikachu variants to celebrate the protagonists of Pokemon Black, White, Black 2, and White 2. With multiple ways to obtain them and the added excitement ...

for whichever side you pick out of Black Version for Black Kyurem or White Version for White Kyurem. The quest unlocks at the start of the event, and as long as you start it during the event hours ...

And finally, does Pikachu have a black-tipped tail ... Each 500×500 image was obscured with a white overlay, except for a small aperture (5% of the viewing window) that moved with the mouse ...