You know the sound. You hear it, perhaps hundreds of times, every April. But you probably don't know how and when it came to be.

Why hunt during the day when you can hunt at night? Wrap a small glow-in-the-dark ... finish the rainbow according to “ROYGBIV,” the acronym for red, orange, yellow, green, blue, indigo ...

At night, Lumiose City's streets are flooded with trainers battling in a tournament called the "Z-A Royale". You begin in the tournament at rank Z, and work your way up to rank A, with the promise ...