Serebii, a Legendary Pokémon known for its ability to traverse time, is hunted by an unnamed Pokémon poacher seeking to capture it. Yukinari, a young Pokémon trainer who enjoys drawing portraits of Pokémon, tries to protect Serebii after it stumbles upon him; but in the middle of its escape, both vanish without a trace. Forty years later, ambitious Pokémon trainer Satoshi hopes to sight rare Pokémon around his local area. White, a boat driver, takes Satoshi to his village. Satoshi is accompanied by his three closest friends: Takeshi, a former gym leader training to be a great Pokémon breeder; Kasumi, a young girl wanting to become a skilled Water-type trainer; and Pikachu, Satoshi's Pokémon partner and first comrade. Meanwhile, Yukinari and Serebii reappear in Satoshi's present time and run into his group. Masked Lord Vicious, the strongest executive staff member of Team Rocket, desires to capture Serebii. Using the Dark Ball, a variant of Monster Ball that corrupts the Pokémon caught within and draws out their maximum power, Vicious can transform innocent Pokémon into powerful and frightening obstacles—including Serebii itself! Placed in a tough position, Satoshi, Yukinari, and their friends must work together to defeat Vicious and save Serebii and themselves.

The homeland of the Genesect exists no more. After three hundred million years, the snowy mountains where the Paleozoic Pokémon once lived are no longer habitable—but not all of the race are actually extinct. Several specimens are still alive and desperate to find a new place to call home. Led by a Shiny Genesect and accompanied by the Legendary Pokémon Mewtwo, the vagabond creatures arrive in New Tork City. Perceiving the city skyline as similar to their initial habitat, the Genesect take over the city center, driving out other Pokémon and threatening the existence of the local populace. On top of that, the Genesect leader confronts Mewtwo in a cunning, fast-paced duel that is bound to destroy the entire city—and it's up to Satoshi and his companions to save the city and reconcile the feuding Pokémon.

In this latest cinematic adventure, Satoshi meets the Mythical Pokémon Volcanion when it crashes down from the sky, creating a cloud of dust—and a mysterious force binds the two of them together! Volcanion despises humans and tries to get away, but it’s forced to drag Satoshi along as it continues its rescue mission. They arrive in a city of cogs and gears, where a corrupt minister has stolen the ultimate invention: the Artificial Pokémon Magearna, created 500 years ago. He plans to use its mysterious power to take control of this mechanical kingdom! Can Satoshi and Volcanion work together to rescue Magearna? One of the greatest battles in Pokémon history is about to unfold! (Source: Official site)

While visiting a big city home to many lively Pokémon, Pikachu rejoices when Satoshi, Kasumi, and Takeshi give their Pokémon free rein to play, with the only condition that they must all be at this rooftop in two hours. Unfortunately, Pikachu's leisure time is short-lived when he encounters a Pichu on a rooftop across the street. While bantering with each other, Pikachu nearly falls off the building. Following a lucky sequence of events, Pikachu finds himself safe next to Pichu and his brother—but on the opposite side of the road! Because they are familiar with the area, the Pichu brothers volunteer to escort Pikachu back to his friends. As the trio stumble upon a series of obstacles on their journey across the bustling city, Pikachu starts to wonder if he will rejoin his companions on time.