Niantic has announce that a legend will soon illuminate our world: Xerneas, the Life Pokémon, will make its Pokémon GO debut during the upcoming Luminous Legends X event taking place from Tuesday, May 4th, 2021 at 10:00 a.m. to Monday, May 17th, 2021 at 8:00 p.m. local time.

Luminous Legends X: Xerneas makes its Pokémon GO debut alongside Dragon- and Fairy-type Pokémon originally discovered in the Kalos region!

Trainers, A legend will soon illuminate our world: Xerneas, the Life Pokémon, will make its Pokémon GO debut during the Luminous Legends X event! Some Dragon- and Fairy-type Pokémon originally discovered in the Kalos region will be coming along for the journey as well, such as Spritzee, Swirlix, and Goomy! A new item will also be coming to Pokémon GO—the Rainy Lure Module, which can be used to evolve Sliggoo (the Evolution of Goomy) into Goodra. You can also evolve Sliggoo when the in-game weather is rainy.

Date + Time
Tuesday, May 4, 2021 at 10:00 a.m. to Monday, May 17, 2021 at 8:00 p.m. local time

Features

• Xerneas will make its Pokémon GO debut in five-star raids! This Fairy-type Legendary Pokémon originally discovered in the Kalos region has horns on its head that shine in seven different colors, and legends say it’s known to share everlasting life.
• Spritzee, Swirlix, and Goomy will be making their Pokémon GO debuts! Spritzee and Swirlix will be appearing more frequently in the wild alongside other Dragon- and Fairy-type Pokémon, like Dratini, Ralts, Bagon, Cottonee, and more. If you’re extremely lucky, you might find a Goomy in the wild!
• Rainy Lure Modules are coming to Pokémon GO! This Lure Module will attract certain Pokémon that like rain, such as Water-, Bug-, and Electric-type Pokémon. When you’re near a PokéStop with an active Rainy Lure Module, you can evolve Sliggoo (the Evolution of Goomy) into Goodra. You can also evolve Sliggoo when the in-game weather is rainy.
• Complete event-exclusive Timed Research to encounter Fairy-type Pokémon, including Spritzee and Swirlix, as well as receive a Rainy Lure Module and other rewards.
• The following Pokémon will be hatching from 7 km Eggs: Cleffa, Igglybuff, Azurill, Gible, Swirlix, and Spritzee.
• Psychic-, Dragon- and Fairy-type Pokémon like Galarian Ponyta, Alolan Exeggutor, Xerneas, and more will be appearing in raids!
• Event-exclusive Field Research tasks will lead to encounters with Psychic-, Dragon- and Fairy-type Pokémon, including Galarian Ponyta, Gible, Spritzee, and Swirlix.
• Event-exclusive AR Mapping tasks will lead to encounters with Galarian Ponyta!
• Dragonite and Salamence will be able to learn certain attacks during this event! Evolve a Dragonair or use a Charged TM on a Dragonite to teach it Draco Meteor, and evolve a Shelgon or use a Charged TM on a Salamence to teach it Outrage.

In addition, you can work with other Trainers to catch Fairy-type Pokémon—by doing so, you can unlock rewards during the second half of the event! From Tuesday, May 4, 2021, at 10:00 a.m. to Tuesday May 11, 2021, at 8:00 p.m. local time, you and other Trainers worldwide can work together to catch 500 million Fairy-type Pokémon in total. If the goal is met, special bonuses will be available from Tuesday, May 11, 2021, at 10:00 a.m. to Monday, May 17, 2021, at 8:00 p.m. local time.

• A 3× Catch XP bonus will be active for the rest of the event.
• Pancham will make its Pokémon GO debut, appearing in raids for the rest of the event.
• If you’re lucky, you might find a Shiny Galarian Ponyta! Shiny Galarian Ponyta will continue to be available after the event.

You can also look forward to the Luminous Legends Y event, coming soon! In this event, the Legendary Pokémon Yveltal, the Destruction Pokémon, will be making its Pokémon GO debut, and Pancham will be hatching from Strange Eggs. More details to come soon!

Please be aware of your surroundings and follow guidelines from local health authorities when playing Pokémon GO. Upcoming events are subject to change.

Source: https://pokemongolive.com/post/luminouslegends-x-2021/

YouTube Clip - The Legendary Pokémon Xerneas and Yvetal coming soon to Pokémon GO!

Source: https://www.youtube.com/watch?v=hjy54VJEAqE