Players of Pokémon Scarlet and Violet can encounter Metagross from Friday, May 9th, 2025 to Sunday, May 11th, 2025, at 23:59 UTC, then again from Friday, May 16th, 2025 to Sunday, May 18th, 2025, at 23:59 UTC.

Face a Mighty Metagross!

Catch a Metagross with the Mightiest Mark! Metagross is appearing in black crystal Tera Raid Battles! You can try catching Metagross from Friday, May 9, 2025, at 00:00 UTC to Sunday, May 11, 2025, at 23:59 UTC, then again from Friday, May 16, 2025, at 00:00 UTC to Sunday, May 18, 2025, at 23:59 UTC.

The Metagross appearing during this event has Steel as its Tera Type. Be prepared—this Pokémon is a formidable foe, and it’s got the Mightiest Mark to prove it! Work together with your friends to topple this powerful Tera Pokémon!

This special Metagross can be caught only once per save data. If you caught this Metagross previously during a Tera Raid Battle event, you cannot catch it again. You can still participate in Tera Raid Battles against this Metagross to obtain other rewards if you’ve already caught it.

This Metagross may be featured in future events or become obtainable through other methods.

Event Schedule

Friday, May 9, 2025, at 00:00 UTC to Sunday, May 11, 2025, at 23:59 UTC
Friday, May 16, 2025, at 00:00 UTC to Sunday, May 18, 2025, at 23:59 UTC

Metagross will have the same mark, Ability, and moves regardless of when it is caught during the event.

Featured Pokémon

7-star Tera Raid Battles: Metagross with the Mightiest Mark

What Is a Tera Raid Battle?

In a Tera Raid Battle, you’ll work together with three other Trainers to defeat a powerful Tera Pokémon before time runs out. The kinds of Pokémon encountered during Tera Raid Battle events will vary. Pokémon encountered in Tera Raid Battles may have a rare Tera Type.

Information about Tera Raid Battle Events

• To participate in Tera Raid Battle events, please download the latest Poké Portal News by selecting Poké Portal from the X menu, then Mystery Gift, then Check Poké Portal News.
• After completing certain postgame events, you’ll be able to find black Tera Raid crystals. However, players who haven’t completed these events may still participate in these Tera Raid Battles by joining other Trainers in multiplayer.
• A Nintendo Switch Online membership (sold separately) and Nintendo Account are required to participate in Tera Raid Battles with other Trainers online. Membership auto-renews after initial term at the then-current price unless canceled. Not available in all countries. Internet access required for online features. Terms apply.
• Tera Raid Battle events will occur only in the Paldea region.

Source: https://sv-news.pokemon.co.jp/en/page/335.html