Pokemon Horizons, known as Pocket Monsters: Liko and Roy's Departure and Pocket Monsters: The Sparkling of Terapagos in Japan, is one of the newest series in the Poke-universe. With the series scheduled to debut on February 23 in the US and Ash Ketchum finally becoming a Pokemon Master after almost 30 years, fans were intrigued and excited to see a world without the Pallet Town native.