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Pokemon GO Gigantamax Rillaboom Max Battle guide - Best Counters, strengths, weaknesses, 100% IVs, catch CPs, best tips, and more

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A good Pokemon GO Gigantamax Rillaboom Max Battle guide will help trainers defeat this powerful raid boss. Gigantamax Rillaboom is a Tier 6 Max Battle in Pokemon GO , requiring 800 Max Particles to participate. These particles are only consumed upon successfully defeating Rillaboom. Unfortunately, the Gigantamax Rillaboom encountered in Max Battles cannot be shiny.

As a pure Grass-type Pokémon, Rillaboom is weak to Bug, Flying, Fire, Ice, and Poison-type moves. When caught after the battle, its CP ranges between 1817 and 1899.

In this Pokemon GO Gigantamax Rillaboom Max Battle guide , we will walk you through everything you need to know to defeat this new boss.

How many trainers are needed to defeat Gigantamax Rillaboom in Pokemon GO?

Taking down Gigantamax Rillaboom in Pokemon GO requires coordination and strong counters. You will need between 10 and 40 players for this battle. Preparation is crucial—ensure your team consists of high-level counters with boosted Max Moves. Communication with your battle squad is key, as proper use of attacking, shielding, and healing moves will determine your success.

Pokemon GO Gigantamax Rillaboom Max Battle guide - Best counters for this powerful boss

Top attackers to use against Gigantamax Rillaboom in Pokemon GO

The most effective Pokemon to deal damage to Gigantamax Rillaboom are:


Pokemon

Fast Move



Gigantamax Charizard is the top attacker due to its Fire-type Max Move, Wildfire. Other strong options include high-damage Fire and Flying-type Pokémon like Moltres and Darmanitan.

Best defenders to use against Gigantamax Rillaboom in Pokemon GO

Since Rillaboom is a Grass-type, Flying and Grass-type Pokémon resist its attacks well. The best defensive options are:


Pokemon

Fast Move



Corviknight and Charizard are the top defensive choices, as they resist Rillaboom’s moves while efficiently charging the Max Meter.

Best healers to use against Gigantamax Rillaboom in Pokemon GO

Keeping your team alive is essential for a prolonged battle. The best healers include:

- Blissey

- Snorlax

- Gigantamax Lapras

- Greedent

- Entei

Optimal team composition to counter Gigantamax Rillaboom in Pokemon GO

Max Battles allow up to 40 trainers, divided into groups of four. For the best results, each group should consist of:

- 2 trainers focusing on attackers

- 1 trainer with a defensive (tank) team

- 1 trainer with a healing team

Pokemon GO Gigantamax Rillaboom Max Battle guide - Charger Pokemon strategy

Your team of three Pokemon should start with a Charger—a Pokémon with a 0.5s fast move—followed by two optimal attackers.

Charger Pokemon help quickly fill the Dynamax Meter. Once Dynamaxed, switch to your attacker, then back to the Charger afterward.

Since the Fast Move determines attack typing in the Dynamax phase, Charged Moves are less relevant for Chargers.

Gigantamax Rillaboom’s movepool in Pokemon GO

Fast moves

- Scratch (Normal)

- Razor Leaf (Grass)

Charged moves

- Energy Ball (Grass)

- Grass Knot (Grass)

- Earth Power (Ground)

Gigantamax Rillaboom uses two charged moves:

1. AOE Attack: Hits all active Pokémon and cannot be dodged.

2. Single-Target Attack: Deals double damage but can be dodged by swiping when the warning appears.

Rillaboom primarily relies on Grass-type attacks, with Earth Power as its only Ground-type move.

Also read: Pokemon GO Fest 2025 in Osaka preparation guide - All event bonuses, new features, shiny debuts, best tips, and more

By following this Pokemon GO Gigantamax Rillaboom Max Battle guide, you’ll maximize your chances of defeating Gigantamax Rillaboom and adding it to your collection. Gather your team, power up your best counters, and prepare for an intense battle!
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