Pokémon GO’s Season of Forever Forward’s Gigantamax Rillaboom Max Battle Day event guide

Another Gigantamax Pokémon debuts in Pokémon GO and this time it’s Gigantamax Rillaboom! Trainers, you’ll have a limited time frame to band together and take on Gigantamax Rillaboom in the Max Battle Day event.

Now, check out what’s happening during the Gigantamax Rillaboom Max Battle Day event with our guide below:

 

Pokémon GO’s Season of Forever Forward – Gigantamax Rillaboom Max Battle Day

Begins: Saturday, August 1st, 2026 at 2 p.m. your local time.

Ends: Saturday, August 1st, 2026 at 5 p.m. your local time.

 

Pokémon debuts – Gigantamax Rillaboom

 

 

Gigantamax Rillaboom will be available in Pokémon GO for the first time. Trainers must defeat Gigantamax Rillaboom in Six-Star Max Raid Battles in order to have the opportunity to catch one. If you’re lucky, you may even encounter a Shiny Gigantamax Rillaboom!

 

Event Bonuses

• Max Particle collection limit increased to 1,600
• All Power Spots will host Gigantamax Battles
• Power Spots will refresh more frequently
• Additional Power Spots will be active
• 8× Max Particles from Power Spots
• Up to three Special Trades for the day
• From Friday, July 31st, 2026 at 5 p.m. to Saturday, August 1st, 2026 at 8 p.m. PDT (GMT −7), the daily Remote Raid limit will increase from 10 to 20
• 2× Max Particles from exploring (active on Saturday, August 1st, 2026 from 12 a.m. to 5 p.m. your local time)
  • Note: For these bonuses to apply, Trainers must first collect all Max Particles available in the Nearby menu.
• 1/4 Adventuring distance to receive Max Particles (active on Saturday, August 1st, 2026 from 12 a.m. to 5 p.m. your local time)
  • Note: For these bonuses to apply, Trainers must first collect all Max Particles available in the Nearby menu.
• If the Event Ticket is purchased: 2× XP from Max Battles

 

And if Trainers reach specific ranks in the GO Pass and/or GO Pass Deluxe, then the following bonuses will also be active until Tuesday, August 4th, 2026 at 10 a.m. your local time:

• Tier 1 (Rank 1):
  • One additional Candy for trading Pokémon.
  • Trainers level 31 and above will receive one guaranteed Candy XL when trading Pokémon.
• Tier 2 (Rank 25): 
  • Open up to 40 Gifts per day.
  • Receive up to 125 Gifts per day from spinning PokéStop and Gym Photo Discs.
  • Hold up to 10 additional Gifts in your Item Bag.
• Tier 3 (Rank 50):
  • 2× Daily Adventure Incense duration.
• Tier 4 (Rank 75):
  • Increased Stardust and XP from hatching Eggs.

If GO Pass Deluxe is purchased, then the following bonuses will active when Rank 25 is reached instead, until Tuesday, August 4th, 2026 at 10 a.m. your local time:

• Tier 2 (Rank 25):
  • Open up to 50 Gifts per day.
  • Receive up to 150 Gifts per day from spinning PokéStop and Gym Photo Discs.
  • Hold up to 20 additional Gifts in your Item Bag.

 

Event Boxes

If any special event boxes or bundles are released during the event, they’ll be listed here once the event is live. Daily bundles are also available and can be viewed online via the Pokémon GO Web Store.

• Gigantamax Rillaboom Max Battle Day Ultra Ticket Box (US$4.99, Web Store only): 1 Ticket (Gigantamax Rillaboom Max Battle Day Timed Research), 800 Max Particles, and 60 Reward Points.

 

Max Battles

Max Battles will be active during the event.

• Six-Star Max Battles: Gigantamax Rillaboom*.

 

Additional Notes:

• Pokémon marked with an * means that “If you’re lucky, you might encounter a Shiny one!”
• Max Battles require Max Particles (MP):
  • One-Star Max Battles cost 250 MP.
  • Two-Star Max Battles cost 400 MP.
  • Three-Star Max Battles cost 400 MP.
  • Five-Star Max Battles cost 800 MP.
  • Six-Star Max Battles cost 800 MP.

 

Paid Ticket – Gigantamax Rillaboom Max Battle Day

During the Gigantamax Rillaboom Max Battle Day event, Trainers can purchase a ticket to access an event-themed Timed Research. For US$4.99 OR US$5.00 (or the equivalent pricing tier in your local currency), you’ll get the Gigantamax Rillaboom Max Battle Day Timed Research which rewards Trainers with the following items (if tasks are completed within the time limit): 1 Max Mushroom, 25,000 XP, and 6,400 Max Particles. There will also be an additional bonuses made available during the event: 2× XP from Max Battles.

According to the fine print, “[t]ickets are nonrefundable (subject to applicable law and the exceptions set forth in the Terms of Service).” Tickets can also be gifted to Trainers you’re friends with provided that you have a Friendship level of Great Friends or higher with them. This can be done via the in-game shop and by selecting the “Gift” button instead of the “Buy” button. Tickets purchased for friends are nonrefundable as well.

Please keep in mind that Timed Research quests have deadlines. Trainers must complete this Gigantamax Rillaboom Max Battle Day Timed Research and claim all rewards before Saturday, August 1st, 2026 at 5 p.m. your local time.

 

Gigantamax Rillaboom Max Battle Day Timed Research

• Task: Win a Max Battle
  • Reward: 800 Max Particles
• Task: Win 2 Max Battle
  • Reward: 800 Max Particles
• Task: Win 3 Max Battles
  • Reward: 800 Max Particles
• Task: Win 4 Max Battles
  • Reward: 800 Max Particles
• Task: Win 5 Max Battles
  • Reward: 800 Max Particles
• Task: Win 6 Max Battles
  • Reward: 800 Max Particles
• Task: Win 7 Max Battles
  • Reward: 800 Max Particles
• Task: Win 8 Max Battles
  • Reward: 800 Max Particles
• Completion Rewards: 25,000 XP and 1 Max Mushroom

 

 

More Pokémon GO guides

 

Looking for more help with Pokémon GO? Check out our other guides!

 

 

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