Grookey Community Day 2026 Recap: Hundo CP, Shiny Grookey and Frenzy Plant
By Matt · Published · Updated Grookey Community Day was Sunday 18 January 2026, 2pm to 5pm local time, and debuted shiny Grookey. The hundo was 465 CP from research, 620 from Eggs, or 931 in the wild at max level (1008 in Sunny weather). Rillaboom evolved before 9pm learned Frenzy Plant, and there was 3x catch Stardust and 2x catch Candy.
| Pokémon | Where | Hundo CP | Weather boosted |
|---|---|---|---|
| Grookey | Research | 465 | n/a |
| Grookey | Eggs | 620 | n/a |
| Grookey | Wild, max level | 931 | 1008 Sunny |
What was on
- Grookey appeared in huge numbers in the wild on Sunday 18 January 2026, 2pm to 5pm local time, the first Community Day of 2026.
- Shiny Grookey made its debut.
- Evolving Thwackey into Rillaboom before 9pm gave it Frenzy Plant*, one of the best Grass moves in the game. Rillaboom can also learn the new charged move Drum Beating going forward.
- Special backgrounds came back, after it had been said they’d be discontinued.
- 3x catch Stardust (4.5x with a Star Piece) and 2x catch Candy.
Hundo CPs
- Research: 465 CP
- Eggs: 620 CP
- Wild, max level: 931 CP, or 1008 in Sunny weather
- Wild, level 1: 15 CP
My results
I walked 8.7km and caught 640 Grookey: 34 shinies, 2 hundos and 1 nundo. Another personal best!
Matt's takeShiny Grookey looks awesome, and it's always good to get new shinies. Grookey was my starter back in Pokémon Sword, so I was very hyped for this one.
FAQ
When was Grookey Community Day?
Sunday 18 January 2026, from 2pm to 5pm local time. It was the first Community Day of 2026.
What was the Grookey hundo CP?
465 CP from research, 620 from Eggs, or 931 in the wild at max level and 1008 in Sunny weather.
What move did Rillaboom get?
Frenzy Plant*, one of the best Grass moves in the game, if you evolved Thwackey before 9pm.
What were the bonuses?
3x catch Stardust (4.5x with a Star Piece) and 2x catch Candy. Special backgrounds also returned.
Get Matt's full take
The extended write-up on Patreon has Matt’s commentary, what to prioritise and Matt’s own plan.