Card pricesHS—Undaunted
Rotom 20/90 — HS—Undaunted
Rotom is card 20/90 from HS—Undaunted (HeartGold & SoulSilver, 2010), a Rare Pokémon card illustrated by MAHOU.
Rotom price
Prices: TCGplayer market (US, $) and Cardmarket trend (EU, €) via TCGdex open data, each shown with the date it was last updated. Indicative only — UK sold prices on eBay are often the best guide.
Card details
- Set
- HS—Undaunted
- Number
- 20/90
- Rarity
- Rare
- Card type
- Pokémon · Basic
- Energy type
- Lightning
- Illustrator
- MAHOU
- Released
- 18 August 2010
About this card
Rotom 20/90 is card 20 in HS—Undaunted (90 numbered cards, plus 1 secret rares). It's one of 15 Rare cards in the set — 16% of 91. There are 21 English cards named “Rotom”. This is the 5th; the first was in Great Encounters (2008). It has 60 HP. MAHOU illustrated this card only in HS—Undaunted and 123 English cards in total.
It isn't legal in the 2026–27 Standard format, so demand comes mainly from collectors.
More: full HS—Undaunted list
Is Rotom 20/90 worth anything?
Copies of this card currently trade at around €0.68 on Cardmarket, assuming near-mint condition. The price you'll get in the UK depends mostly on condition: check the corners, edges and surface, and whether the artwork is well centred. Damaged cards sell for much less, while professionally graded copies in top condition can sell for far more.
To be sure you have the right card, match the set symbol and the number 20/90 printed at the bottom of your card. There are 50 different Rotom cards, so the number matters. Then compare completed eBay UK listings — sold prices, not asking prices — for copies in similar condition.
Other Rotom cards
| No. | Card | Rarity | Price | Collection |
|---|---|---|---|---|
| 250/217 | Fan Rotom Ascended Heroes · 2026 | Illustration Rare | — | |
| 171/217 | Fan Rotom Ascended Heroes · 2026 | Common | — | |
| 92/217 | Rotom Ascended Heroes · 2026 | Common | — | |
| 126/94 | Rotom ex Phantasmal Flames · 2025 | Special Illustration Rare | — | |
| 111/94 | Rotom ex Phantasmal Flames · 2025 | Ultra Rare | — | |
| 29/94 | Rotom ex Phantasmal Flames · 2025 | Double Rare | — | |
| 197/182 | Rotom Destined Rivals · 2025 | Illustration Rare | — | |
| 77/182 | Rotom Destined Rivals · 2025 | Common | — | |
| 61/182 | Wash Rotom Destined Rivals · 2025 | Common | — | |
| 43/182 | Heat Rotom Destined Rivals · 2025 | Common | — | |
| 9/182 | Mow Rotom Destined Rivals · 2025 | Common | — | |
| 85/131 | Fan Rotom Prismatic Evolutions · 2025 | Common | — |
Questions people ask
What set is Rotom 20/90 from?
HS—Undaunted, released 18 August 2010 in the HeartGold & SoulSilver series. Look for the set symbol next to the number 20/90.
How rare is Rotom 20/90?
It's a Rare — one of 15 cards at that rarity in HS—Undaunted.
Who illustrated Rotom 20/90?
MAHOU, who has 123 English Pokémon cards credited.
Is Rotom 20/90 legal in Standard?
No, not in the 2026–27 Standard format. It can still be played in Expanded if legal there, or casually.
How many Rotom cards are there?
21 in English, from Great Encounters (2008) to Ascended Heroes (2026).
Data checked · How we build our guides