The Black and White arc of Pokemon Special.

(Pokemon Special has several different arcs serialized in parallel in a few different magazines, so the exact numbering for the BW arc is unknown. Hence, this is registered under a completely new series)

In the region of Kalos, an old tale spoke of two legendary Pokemon, Xerneas and Yveltal, who were said to appear every 1000 years to clash with each other. The myth became a reality when the two showed up inVaniville Town one day, wrecking havoc to everything in the area.

With their homes destroyed, X, a prodigy in battling who went into seclusion after an incident related to to the paparazzi, was forced to go on a journey with his childhood friends: Y, a Sky Trainer in training; Trevor the scholar-to-be; Tierno the dancing expert; and Shauna, who aspired to become a Furfrou Stylist. Under the constant threat of the ominous Team Flare, who was after X's mysterious Mega Ring, the five young trainers must stick together and depend on each other to weather through each challege and seek what they find, including an answer to the mystery of Mega Evolution...

Peace may have been restored to Hoenn after the evils schemes of Team Aqua, Team Magma and later Guile Hideout were put to rest. However, when a new crisis approached, Steve Stone had no choice but to enlist the help of Ruby, Sapphire and Emerald once again.

What made it necessary for the young trainers to tap into the mysterious powers of Mega Evolution? Was the crisis in any way related to the strange 'omega' and 'alpha' symbols on a never-seen-before mural painting of Groudon and Kyogre in the Granite Cave? Joseph Stone, father of Steven and the President of the Devon Corporation, might be onto something important when he spotted the inconspicuous 'delta' sign on the painting…

Sun dreams of money. Moon dreams of science. When their paths cross with Team Skull, both their plans go awry.

Moon is on her way to deliver a rare Pokémon to Professor Kukui in the Alola region when she meets his good friend Sun, a courier entrusted with a special Pokédex. Sun offers to safely deliver Moon to the professor’s lab…but then they tangle with a group of grunts from Team Skull and are attacked by a mysterious Pokémon!

What does the mysterious Pokémon leave in its wake…?