Now that April 2025 is almost over, here is an outline of every Tera Raid Event, Mass Outbreak Event and Serial Code/Mystery Gift distribution planned for Pokémon Scarlet and Pokémon Violet this May:

Tera Raid Event (1-5 Stars) | Challenge Chest Form Gimmighoul Soon!

The Coin Chest Pokémon Returns to Tera Raid Crystals! — From Wednesday, 30 April 2025, at 00:00 UTC to Thursday, 8 May 2025, at 23:59 UTC, Chest Form Gimmighoul will be appearing in 1- to 5-star Tera Raid Battles. These Gimmighoul will have various Tera Types.

If you challenge the Coin Chest Pokémon in a 5-star Tera Raid Battle, you’ll have a small chance to encounter a Shiny Chest Form Gimmighoul, which doesn’t normally appear during regular gameplay. Have fun seeking out your fortune throughout Paldea!

  • Event Schedule:
    • Wednesday, 30 April 2025, at 00:00 UTC to Thursday, 8 May 2025, at 23:59 UTC
  • Featured Pokémon:
    • 1- to 5-star Tera Raid Battles: Gimmighoul (Chest Form)
  • Location:
    • Paldea (1-Star Tera Raid Battles)
    • Paldea (2-Star Tera Raid Battles)
    • Paldea (3-Star Tera Raid Battles)
    • Paldea (4-Star Tera Raid Battles)
    • Paldea (5-Star Tera Raid Battles)

Mass Outbreak Event | Strike Gold with Mass Outbreaks of Pokémon!

A Golden Opportunity to Catch Shiny Pokémon! — Get ready to go for the gold! From Wednesday, 30 April 2025, at 00:00 UTC to Thursday, 8 May 2025, at 23:59 UTC, mass outbreaks of WiglettGrowlithe, and Swablu will be appearing throughout various locations.

Shiny Pokémon are more likely to appear in these special mass outbreaks, so have fun catching good-as-gold Pokémon across the Paldea region, the land of Kitakami, and the Terarium at Blueberry Academy!

  • Event Schedule:
    • Wednesday, 30 April 2025, at 00:00 UTC to Thursday, 8 May 2025, at 23:59 UTC
  • Featured Pokémon:
    • Wiglett (Paldea)
    • Growlithe (Kitakami)
    • Swablu (Blueberry Academy)
  • Locations: (Various)
    • Paldea
    • Kitakami
    • Blueberry Academy

Tera Raid Event (7 Stars) | Face a Mighty Metagross!

Catch a Metagross with the Mightiest Mark! — Metagross will be appearing at black Tera Raid crystals from Friday, 9 May 2025, at 00:00 UTC to Sunday, 11 May 2025, at 23:59 UTC, then again from Friday, 16 May 2025, at 00:00 UTC to Sunday, 18 May 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!

During the latter half of this event—from Friday, 16 May 2025, at 00:00 UTC to Sunday, 18 May 2025, at 23:59 UTC—Blissey will be appearing more frequently in 5-star Tera Raid Battles. These Blissey will have various Tera Types, so prepare wisely before challenging them! Defeating Blissey will yield some delightful rewards, such as various Tera Shards and bonus Exp. Candies.

  • Event Schedule:
    • Friday, 9 May 2025, at 00:00 UTC to Sunday, 11 May 2025, at 23:59 UTC
    • Friday, 16 May 2025, at 00:00 UTC to Sunday, 18 May 2025, at 23:59 UTC
  • Featured Pokémon:
    • Steel-Tera Type Metagross with the Mightiest Mark
    • Blissey (Friday, 16 May 2025, at 00:00 UTC to Sunday, 18 May 2025, at 23:59 UTC)
  • Location:
    • Paldea (7-Star Tera Raid Battles)
    • Paldea (5-Star Tera Raid Battles)

Tera Raid Event (7 Stars) | Face a Mighty Garchomp!

Catch a Garchomp with the Mightiest Mark! — Garchomp will be appearing at black Tera Raid crystals from Friday, 23 May 2025, at 00:00 UTC to Sunday, 25 May 2025, at 23:59 UTC, then again from Friday, 30 May 2025, at 00:00 UTC to Sunday, 1 June 2025, at 23:59 UTC.

The Garchomp appearing during this event has Ground 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!

During the latter half of this event—from Friday, 30 May 2025, at 00:00 UTC to Sunday, 1 June 2025, at 23:59 UTC—Blissey will be appearing more frequently in 5-star Tera Raid Battles. These Blissey will have various Tera Types, so prepare wisely before challenging them! Defeating Blissey will yield some delightful rewards, such as various Tera Shards and bonus Exp. Candies.

  • Event Schedule:
    • Friday, 23 May 2025, at 00:00 UTC to Sunday, 25 May 2025, at 23:59 UTC
    • Friday, 30 May 2025, at 00:00 UTC to Sunday, 1 June 2025, at 23:59 UTC
  • Featured Pokémon:
    • Ground-Tera Type Garchomp with the Mightiest Mark
    • Blissey (Friday, 30 May 2025, at 00:00 UTC to Sunday, 1 June 2025, at 23:59 UTC)
  • Location:
    • Paldea (7-Star Tera Raid Battles)
    • Paldea (5-Star Tera Raid Battles)

Mass Outbreak Event | Mass Outbreaks of Bug-Type Pokémon!

Get the Bug for Bug Types! — Get ready to see what the buzz is about! From Friday, 30 May 2025, at 00:00 UTC to Sunday, 1 June 2025, at 23:59 UTC, mass outbreaks of TarountulaSpinarak, and Venonat will be appearing throughout various locations.

Shiny Pokémon are more likely to appear in these special mass outbreaks, so have fun catching creepy-crawly Bug types across the Paldea region, the land of Kitakami, and the Terarium at Blueberry Academy!

  • Event Schedule:
    • Friday, 30 May 2025, at 00:00 UTC to Sunday, 1 June 2025, at 23:59 UTC
  • Featured Pokémon:
    • Tarountula (Paldea)
    • Spinarak (Kitakami)
    • Venonat (Blueberry Academy)
  • Locations: (Various)
    • Paldea
    • Kitakami
    • Blueberry Academy

End of Event Information

And for a quick reminder as to what other Serial Code/Mystery Gift distributions are currently running, we have that information here:

  • Mystery Gift (Serial Code) | Wei Chyr’s Rillaboom (Code expires on July 31, 2025) | R1LLAB00M2024TW
  • Mystery Gift (Serial Code) | Item Set Gift — Evolution Stones (Code expires on January 1, 2026) | ELEMENTST0NES
    • Fire Stone ×1
    • Thunder Stone ×1
    • Water Stone ×1
    • Leaf Stone ×1
    • Ice Stone ×1
  • Mystery Gift (Serial Code) | Item Set Gift — Evolution Stones (Code expires on January 1, 2026) | C0SM1CST0NES
    • Sun Stone ×1
    • Moon Stone ×1
    • Shiny Stone ×1
    • Dusk Stone ×1
    • Dawn Stone ×1
  • Mystery Gift (Serial Code) | Item Set Gift — Vitamins (Code expires on January 1, 2026) | V1TAM1NS
    • Hp Up x2
    • Protein x2
    • Iron x2
    • Carbos x2
    • Calcium x2
    • Zinc x2
  • Mystery Gift (Serial Code) | Clothing Gift — Neo-Kitakami Case (Currently no end date for this distribution has been provided) | NE0R0T0MCOVER
  • Mystery Gift (Serial Code) | Clothing Gift — Scarlet Case (Currently no end date for this distribution has been provided) | SB00KC0VER
  • Mystery Gift (Serial Code) | Clothing Gift — Violet Case (Currently no end date for this distribution has been provided) | VB00KC0VER
  • Via Internet | Mythical Pecha Berry (Currently no end date for this distribution has been provided)

Source: Pokémon 1, 2, 3, 4 & 5

By Jack Longman

In 2015, when rumours of the NX and Zelda U were everywhere, my brother and I started Miketendo64 and we've been running it ever since. As the Editor-in-Chief, I have attended video gaming events in three different countries, been to preview events, and penned more than 4,000 articles to date, ranging from news, to features, reviews, interviews and guides. I love gaming and I love all things Nintendo. I also love Networking, so don't be afaid to reach out. Email: contact@miketendo64.com / jack.lo@miketendo64.com Website: https://miketendo64.com/ YouTube channel: https://www.youtube.com/channel/UCyVMO4QgcniAjhLxoyc9n8Q

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