Bellossom
Rare Holo
$8.41Details
Pokémon TCG expansion
HS—Undaunted card list
91 cards in the HeartGold & SoulSilver Series, led by Umbreon at $667.70.
HS—Undaunted (set code UD) contains 91 cards: 90 main-set cards and 1 secret rare. It is a Pokémon TCG expansion released in 2010 as part of the HeartGold & SoulSilver Series. Its top chase is Umbreon (Rare Prime) at $667.70 on the open market. The set features 1 Rare Secret, with the average tracked card valued at $49.18. Tracked cards have moved +1.8% over the past 7 days.
■ Highest-value cards
HS—Undaunted chase cards
■ Full set
Complete HS—Undaunted card list
HS—Undaunted contains 91 cards, including 90 main-set cards and 1 secret rares. Search by name or card number, filter by rarity, or compare prices.
91 of 91 cards
- EspeonRare Holo$85.10Details
- ForretressRare Holo$3.88Details
- GliscorRare Holo$23.77Details
- HoundoomRare Holo$25.60Details
- MagcargoRare Holo$28.33Details
- ScizorRare Holo$67.31Details
- SmeargleRare Holo$9.60Details
- TogekissRare Holo$19.95Details
- UmbreonRare Holo$115.06Details
- DodrioRare$0.75Details
- DrifblimRare$0.87Details
- ForretressRare$0.77Details
- HariyamaRare$5.18Details
- HonchkrowRare$0.97Details
- HonchkrowRare$0.52Details
- LeafeonRare$17.85Details
- MetagrossRare$2.92Details
- MismagiusRare$2.86Details
- RotomRare$11.82Details
- SkarmoryRare$0.48Details
- TropiusRare$1.07Details
- VespiquenRare$0.94Details
- VileplumeRare$9.76Details
- WeavileRare$2.18Details
- FlareonUncommon$13.06Details
- GloomUncommon$1.10Details
- JolteonUncommon$6.85Details
- LaironUncommon$0.43Details
- MetangUncommon$0.42Details
- MukUncommon$0.66Details
- PinsirUncommon$0.71Details
- RaichuUncommon$7.66Details
- RaticateUncommon$0.78Details
- SableyeUncommon$0.76Details
- ScytherUncommon$1.59Details
- SkuntankUncommon$0.39Details
- SlowbroUncommon$17Details
- TogeticUncommon$0.83Details
- UnownUncommon$1.86Details
- VaporeonUncommon$11.10Details
- AronCommon$0.37Details
- BeldumCommon$0.42Details
- CombeeCommon$0.44Details
- DoduoCommon$0.43Details
- DrifloonCommon$0.42Details
- EeveeCommon$3.34Details
- EeveeCommon$4.59Details
- GligarCommon$0.40Details
- GrimerCommon$0.34Details
- HitmonchanCommon$0.42Details
- HitmonleeCommon$0.71Details
- HoundourCommon$0.88Details
- HoundourCommon$0.51Details
- MakuhitaCommon$1.68Details
- MawileCommon$0.49Details
- MisdreavusCommon$0.39Details
- MurkrowCommon$0.43Details
- MurkrowCommon$0.47Details
- OddishCommon$0.89Details
- PikachuCommon$12.65Details
- PinecoCommon$0.32Details
- PinecoCommon$0.34Details
- RattataCommon$0.74Details
- ScytherCommon$1.06Details
- SlowpokeCommon$27.63Details
- SlugmaCommon$5.22Details
- SneaselCommon$0.49Details
- StunkyCommon$0.35Details
- TogepiCommon$2.61Details
- Burned TowerUncommon$3.31Details
- DefenderUncommon$0.24Details
- Energy ExchangerUncommon$0.31Details
- Flower Shop LadyUncommon$4.44Details
- Legend BoxUncommon$0.36Details
- Ruins of AlphUncommon$0.54Details
- Sage's TrainingUncommon$0.34Details
- Team Rocket's TrickeryUncommon$0.43Details
- Darkness EnergyUncommon$0.77Details
- Metal EnergyUncommon$0.71Details
- EspeonRare Prime$408.24Details
- HoundoomRare Prime$315.32Details
- RaichuRare Prime$146.15Details
- ScizorRare Prime$156.59Details
- SlowkingRare Prime$120.41Details
- UmbreonRare Prime$667.70Details
- Kyogre & Groudon LEGENDLEGEND$290.77Details
- Kyogre & Groudon LEGENDLEGEND$422.20Details
- Rayquaza & Deoxys LEGENDLEGEND$599.14Details
- Rayquaza & Deoxys LEGENDLEGEND$599.99Details
- Alph LithographRare Secret$156.89Details
■ About this set
What is HS—Undaunted?
HS—Undaunted is a Pokémon TCG expansion released in 2010 under set code UD, part of the HeartGold & SoulSilver Series. Chase Season lists 91 cards across 7 rarity tiers, from base commons through the rarest special illustration pulls. The rarity breakdown shows how chase tiers are distributed within the expansion. Each card carries a Chase Index — a community-driven signal of what collectors are actively chasing right now.
■ Key facts
- Release date
- August 18, 2010
- Set code
- UD
- Series
- HeartGold & SoulSilver
- Total cards
- 91
- Chase tiers
- 1 cards · 1 tier
- Reverse holos
- 80
Rarity breakdown
Common
29
Uncommon
26
Rare
15
Rare Holo
10
Rare Prime
6
LEGEND
4
Rare Secret
1
■ Series context
How does HS—Undaunted fit in the HeartGold & SoulSilver Series?
HS—Undaunted sits in the HeartGold & SoulSilver Series, released in 2010. It follows HS—Unleashed (2010) and precedes HS—Triumphant (2010). Browse adjacent expansions below to compare chase cards, rarity distributions, and market trends across the series.
■ Common questions
Frequently asked about HS—Undaunted
Pricing, rarities, release info, and pack value — answered with current market data.
How many cards are in HS—Undaunted?
Chase Season lists 91 cards in HS—Undaunted. Every card is linked in the complete checklist above.
What is the most valuable card in HS—Undaunted?
The highest-priced tracked card in HS—Undaunted is Umbreon (Rare Prime), currently priced at $667.70 in the tracked price data.
What are the top chase cards in HS—Undaunted?
The top chases in HS—Undaunted are led by Umbreon 86/90 at $667.70, then Rayquaza & Deoxys LEGEND 90/90 and Rayquaza & Deoxys LEGEND 89/90. See the leading chase cards, ranked by current market value.
When was HS—Undaunted released?
HS—Undaunted was released on August 18, 2010 as part of the HeartGold & SoulSilver Series. It carries the set code UD.
How is the Chase Index calculated for HS—Undaunted?
The Chase Index is ordered by active collector chases. Within HS—Undaunted, cards with more active chases appear first.
Is HS—Undaunted rising or falling in value?
Tracked cards in HS—Undaunted have moved +1.8% over the past 7 days and +20.5% over the past 30 days, based on market prices.
What rarities are in HS—Undaunted?
HS—Undaunted spans 7 distinct rarity tiers across 91 tracked cards. The most common are 29 Common, 26 Uncommon, 15 Rare. The premium rarity tiers include 1 Rare Secret.
Which Pokémon are featured in HS—Undaunted?
The headline cards in HS—Undaunted feature Umbreon, Rayquaza & Deoxys LEGEND, Kyogre & Groudon LEGEND, Espeon, Houndoom, Scizor, alongside other species across the set's 7 rarity tiers. These examples are selected by current market value. The Chase Index ranks cards by active collector chases.
What card variants are available in HS—Undaunted?
Beyond the base print, HS—Undaunted includes 1 chase-tier cards across 1 premium rarity (1 Rare Secret), plus 80 cards with a reverse-holo variant. Each variant is priced and tracked separately on Chase Season.
How does HS—Undaunted compare to HS—Unleashed?
HS—Undaunted (2010) is an expansion in the HeartGold & SoulSilver Series that followed HS—Unleashed (2010). It tracks 91 cards versus 96 in HS—Unleashed, with a top chase of $667.70 against $340.00 in its predecessor.
Are HS—Undaunted booster packs worth opening?
Pack value in HS—Undaunted depends on pull rates and current market prices. Card prices alone do not show what a pack is likely to contain. The highest-priced tracked card is Umbreon at $667.70. The average tracked card price is $49.18; this is not an expected return per pack.