Gigantamax Rillaboom (Pokémon GO)

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Thwackey

Scorbunny

#812

1899

PvP Rank 1 IVs

Great League

L17 · CP 1500

0/12/13

ATK/DEF/STA

Ultra League

L28 · CP 2495

0/14/15

ATK/DEF/STA

Master League

L50 · CP 3758

15/15/15

ATK/DEF/STA

Normal

Shiny

Gigantamax Rillaboom

#812

Grass

Attack

239

Top 15.3%

Defense

168

Top 36.3%

Stamina

225

Top 9%

Total

632

Pokédex details

Max Battles

Lv. 20

1817 -1899 CP

10/10/10 - 15/15/15

Max CP

Lv. 50

3758 CP

Ranges use the standard 10/10/10 IV floor for raids, eggs, research, and Max Battle catches. The top CP is always 15/15/15.

How rare is a hundo? See odds by encounter type

It's Super Effective

Damage multipliers Gigantamax Rillaboom takes from each attacking type, sorted from worst weakness to best resistance.

Weak to

Fire

160%

Ice

160%

Poison

160%

Flying

160%

Bug

160%

Resists

Water

62.5%

Electric

62.5%

Grass

62.5%

Ground

62.5%

Go Battle League

Rank 1 IVs and PvP traits for Gigantamax Rillaboom in each Pokémon GO Battle League.

Rank 1 IVs

Best Buddy (Lv 51)

IV (A/D/S)

0/12/13

Level

1500

Stat Product

1,709,693

Atk

131.64

Def

99.14

131

Traits (5)

+Fast Move Pressure−Less Bulky−Slow−Inflexible−Vulnerable

Moves

Every fast and charged attack Gigantamax Rillaboom can learn in Pokémon GO, plus its signature G-Max Move.

G-Max Move

G-Max Drum Solo

G-Max

Level

Power

Upgrade cost

Level 1

350

Unlocked

Level 2

400

600 Max Particles

100 Candy

Level 3

450

800 Max Particles

40 Candy XL

Fast Attacks

Razor Leaf
13
7
1.0s
13

Scratch
6
4
0.5s
12

Charged Attacks

Drum Beating
115
-33
4.5s
25.56
Earth Power
100
-50
3.5s
28.57
Energy Ball
90
-50
4.0s
22.5
Frenzy Plant
100
-50
2.5s
40
Grass Knot
90
-50
2.5s
36

Evolve

Every form this Pokémon evolves from and into, plus the requirements to trigger each stage.

Pokémon	Requires	Evolution
Dynamax Grookey	25 Candy	Dynamax Thwackey
Dynamax Thwackey	100 Candy	Gigantamax Rillaboom

Family

All of the Pokémon related to Rillaboom including its evolutions, shadow versions, regional forms, and Dynamax and Gigantamax forms.

Grookey

#810

Dynamax Grookey

#810

Thwackey

#811

Dynamax Thwackey

#811

Rillaboom

#812

Dynamax Rillaboom

#812

Gigantamax Rillaboom

#812

Backgrounds

All backgrounds

Rillaboom has 3 backgrounds in Pokémon GO.

GO Fest 2025 Dark Skies

Aug 23, 2025

Delightful Days Seasonal Background

Jul 22, 2025

GO Fest 2025 Osaka

May 29, 2025

Mega Boost

View all Mega Pokémon→

These Mega and Primal Pokémon provide a 1.3× damage boost to Grass-type attacks when active in raids. Catching Gigantamax Rillaboom with one of these active will increase your XP and candy rewards.

Mega Venusaur #3

Boosts:

Mega Victreebel #71

Boosts:

Mega Sceptile #254

Boosts:

Primal Groudon #383

Boosts:

Mega Abomasnow #460

Boosts:

Hundo CP

This chart shows the maximum Combat Power for Gigantamax Rillaboom at each level, with perfect 15/15/15 Individual Values (IVs). See hundo odds by encounter type.

Level	Max CP	Level	Max CP
1	47 CP	27	2564 CP
2	147 CP	28	2659 CP
3	247 CP	29	2754 CP
4	348 CP	30	2849 CP
5	448 CP	31	2897 CP
6	548 CP	32	2944 CP
7	649 CP	33	2992 CP
8	749 CP	34	3039 CP
9	849 CP	35	3087 CP
10	950 CP	36	3134 CP
11	1045 CP	37	3182 CP
12	1140 CP	38	3229 CP
13	1235 CP	39	3277 CP
14	1330 CP	40	3324 CP
15	1424 CP	41	3366 CP
16	1519 CP	42	3409 CP
17	1614 CP	43	3452 CP
18	1709 CP	44	3495 CP
19	1804 CP	45	3538 CP
20	1899 CP	46	3581 CP
21	1994 CP	47	3625 CP
22	2089 CP	48	3669 CP
23	2184 CP	49	3714 CP
24	2279 CP	50	3758 CP
25	2374 CP	51	3803 CP
26	2469 CP

Level	Max CP	Level	Max CP	Level	Max CP
1	47 CP	18	1709 CP	35	3087 CP
2	147 CP	19	1804 CP	36	3134 CP
3	247 CP	20	1899 CP	37	3182 CP
4	348 CP	21	1994 CP	38	3229 CP
5	448 CP	22	2089 CP	39	3277 CP
6	548 CP	23	2184 CP	40	3324 CP
7	649 CP	24	2279 CP	41	3366 CP
8	749 CP	25	2374 CP	42	3409 CP
9	849 CP	26	2469 CP	43	3452 CP
10	950 CP	27	2564 CP	44	3495 CP
11	1045 CP	28	2659 CP	45	3538 CP
12	1140 CP	29	2754 CP	46	3581 CP
13	1235 CP	30	2849 CP	47	3625 CP
14	1330 CP	31	2897 CP	48	3669 CP
15	1424 CP	32	2944 CP	49	3714 CP
16	1519 CP	33	2992 CP	50	3758 CP
17	1614 CP	34	3039 CP	51	3803 CP

Level Up

Total Stardust, Candy, and Candy XL to power Gigantamax Rillaboom up to each level from level 1.


50.0	520,000	304	296
40.0	280,000	304	10
35.0	190,000	196	-
30.0	125,000	126	-
25.0	80,000	87	-
20.0	47,500	58	-
15.0	25,500	38	-
10.0	11,000	19	-
5.0	3,000	9	-


1.5	200	1	-
2.0	400	2	-
2.5	600	3	-
3.0	800	4	-
3.5	1,200	5	-
4.0	1,600	6	-
4.5	2,000	7	-
5.0	2,400	8	-
5.5	3,000	9	-
6.0	3,600	10	-
6.5	4,200	11	-
7.0	4,800	12	-
7.5	5,600	13	-
8.0	6,400	14	-
8.5	7,200	15	-
9.0	8,000	16	-
9.5	9,000	17	-
10.0	10,000	18	-
10.5	11,000	19	-
11.0	12,000	20	-
11.5	13,300	22	-
12.0	14,600	24	-
12.5	15,900	26	-
13.0	17,200	28	-
13.5	18,800	30	-
14.0	20,400	32	-
14.5	22,000	34	-
15.0	23,600	36	-
15.5	25,500	38	-
16.0	27,400	40	-
16.5	29,300	42	-
17.0	31,200	44	-
17.5	33,400	46	-
18.0	35,600	48	-
18.5	37,800	50	-
19.0	40,000	52	-
19.5	42,500	54	-
20.0	45,000	56	-
20.5	47,500	58	-
21.0	50,000	60	-
21.5	53,000	63	-
22.0	56,000	66	-
22.5	59,000	69	-
23.0	62,000	72	-
23.5	65,500	75	-
24.0	69,000	78	-
24.5	72,500	81	-
25.0	76,000	84	-
25.5	80,000	87	-
26.0	84,000	90	-
26.5	88,000	94	-
27.0	92,000	98	-
27.5	96,500	102	-
28.0	101,000	106	-
28.5	105,500	110	-
29.0	110,000	114	-
29.5	115,000	118	-
30.0	120,000	122	-
30.5	125,000	126	-
31.0	130,000	130	-
31.5	136,000	136	-
32.0	142,000	142	-
32.5	148,000	148	-
33.0	154,000	154	-
33.5	161,000	162	-
34.0	168,000	170	-
34.5	175,000	178	-
35.0	182,000	186	-
35.5	190,000	196	-
36.0	198,000	206	-
36.5	206,000	216	-
37.0	214,000	226	-
37.5	223,000	238	-
38.0	232,000	250	-
38.5	241,000	262	-
39.0	250,000	274	-
39.5	260,000	289	-
40.0	270,000	304	-
40.5	280,000	304	10
41.0	290,000	304	20
41.5	301,000	304	30
42.0	312,000	304	40
42.5	323,000	304	52
43.0	334,000	304	64
43.5	346,000	304	76
44.0	358,000	304	88
44.5	370,000	304	103
45.0	382,000	304	118
45.5	395,000	304	133
46.0	408,000	304	148
46.5	421,000	304	165
47.0	434,000	304	182
47.5	448,000	304	199
48.0	462,000	304	216
48.5	476,000	304	236
49.0	490,000	304	256
49.5	505,000	304	276
50.0	520,000	304	296

Thwackey

Scorbunny

Pokémon GO Database

Pokédex

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