HS—Undaunted№ 89
Rayquaza & Deoxys LEGEND
$599.22Details
Pokémon TCG expansion
HS—Undaunted card list
91 cards in the HeartGold & SoulSilver Series, led by Rayquaza & Deoxys LEGEND at $599.22.
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 Rayquaza & Deoxys LEGEND (LEGEND) at $599.22 on the open market. The set features 1 Rare Secret, with the average tracked card valued at $40.34.
■ Chase Rankings
Which cards lead the chase in HS—Undaunted?
■ 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
■ Full set
Complete HS—Undaunted card list
HS—Undaunted contains 91 cards, including 90 main-set cards and 1 secret rares. Every printing is linked in the server-rendered checklist below; the image browser stays fast by loading in pages of 30.
HS—Undaunted№ 86
Umbreon
$575.30Details
HS—Undaunted№ 90
Rayquaza & Deoxys LEGEND
$414.30Details
HS—Undaunted№ 81
Espeon
$360.30Details
HS—Undaunted№ 88
Kyogre & Groudon LEGEND
$292Details
HS—Undaunted№ 82
Houndoom
$271.12Details
HS—Undaunted№ 87
Kyogre & Groudon LEGEND
$208.93Details
HS—Undaunted№ 83
Raichu
$135.76Details
HS—Undaunted№ THREE
Alph Lithograph
$135.07Details
HS—Undaunted№ 10
Umbreon
$96.83Details
HS—Undaunted№ 84
Scizor
$84.25Details
HS—Undaunted№ 2
Espeon
$80.42Details
HS—Undaunted№ 7
Scizor
$67.52Details
HS—Undaunted№ 85
Slowking
$65.72Details
HS—Undaunted№ 6
Magcargo
$30.60Details
HS—Undaunted№ 66
Slowpoke
$25.78Details
HS—Undaunted№ 5
Houndoom
$19.25Details
HS—Undaunted№ 9
Togekiss
$16.79Details
HS—Undaunted№ 17
Leafeon
$15.63Details
HS—Undaunted№ 38
Slowbro
$15.60Details
HS—Undaunted№ 61
Pikachu
$13.63Details
HS—Undaunted№ 26
Flareon
$12.01Details
HS—Undaunted№ 41
Vaporeon
$11.40Details
HS—Undaunted№ 20
Rotom
$10.42Details
HS—Undaunted№ 4
Gliscor
$9.73Details
HS—Undaunted№ 8
Smeargle
$8.25Details
HS—Undaunted№ 1
Bellossom
$8.22Details
HS—Undaunted№ 28
Jolteon
$7.25Details
HS—Undaunted№ 33
Raichu
$7.16Details
HS—Undaunted№ 24
Vileplume
$6.45Details
Showing 30 of 91
Common29 cards
- #66 Slowpoke$25.78
- #61 Pikachu$13.63
- #48 Eevee$4.99
- #67 Slugma$4.09
- #70 Togepi$3.01
- #47 Eevee$2.80
- #55 Makuhita$1.29
- #60 Oddish$0.91
- #65 Scyther$0.91
- #53 Houndour$0.74
- #52 Hitmonlee$0.65
- #64 Rattata$0.65
- #56 Mawile$0.56
- #54 Houndour$0.54
- #68 Sneasel$0.48
- #59 Murkrow$0.47
- #58 Murkrow$0.46
- #57 Misdreavus$0.42
- #43 Beldum$0.42
- #51 Hitmonchan$0.41
- #45 Doduo$0.41
- #46 Drifloon$0.40
- #49 Gligar$0.39
- #50 Grimer$0.37
- #44 Combee$0.36
- #69 Stunky$0.35
- #42 Aron$0.34
- #63 Pineco$0.34
- #62 Pineco$0.31
Uncommon26 cards
- #38 Slowbro$15.60
- #26 Flareon$12.01
- #41 Vaporeon$11.40
- #28 Jolteon$7.25
- #33 Raichu$7.16
- #74 Flower Shop Lady$3.44
- #71 Burned Tower$2.13
- #36 Scyther$1.50
- #40 Unown$1.29
- #27 Gloom$1.13
- #39 Togetic$0.77
- #34 Raticate$0.73
- #79 Darkness Energy$0.71
- #35 Sableye$0.68
- #32 Pinsir$0.67
- #80 Metal Energy$0.65
- #31 Muk$0.62
- #76 Ruins of Alph$0.51
- #29 Lairon$0.44
- #78 Team Rocket's Trickery$0.41
- #30 Metang$0.40
- #37 Skuntank$0.37
- #75 Legend Box$0.35
- #73 Energy Exchanger$0.33
- #77 Sage's Training$0.31
- #72 Defender$0.24
Rare15 cards
Rare Holo10 cards
Rare Prime6 cards
LEGEND4 cards
Rare Secret1 card
■ 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.
11 questions answered
Q.01How many cards are in HS—Undaunted?
Chase Season lists 91 cards in HS—Undaunted. Every card is linked in the complete checklist below.
Q.02What is the most valuable card in HS—Undaunted?
The top chase in HS—Undaunted is Rayquaza & Deoxys LEGEND (LEGEND), currently priced at $599.22 on the holofoil market.
Q.03What are the top chase cards in HS—Undaunted?
The top chases in HS—Undaunted are led by Rayquaza & Deoxys LEGEND 89/90 at $599.22, then Umbreon 86/90 and Rayquaza & Deoxys LEGEND 90/90. See the <a href="#top-10">leading chase cards, ranked by current market value.
Q.04When 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.
Q.05How 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.
Q.06Is HS—Undaunted rising or falling in value?
Tracked cards in HS—Undaunted have moved +25.9% over the past 30 days, based on market prices.
Q.07What 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 chase tiers include 1 Rare Secret.
Q.08Which Pokémon are featured in HS—Undaunted?
The headline cards in HS—Undaunted feature Rayquaza & Deoxys LEGEND, Umbreon, Espeon, Kyogre & Groudon LEGEND, Houndoom, Raichu, alongside other species across the set's 7 rarity tiers. These top the Chase Index ranking inside HS—Undaunted based on current market value.
Q.09What 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.
Q.10How 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 $599.22 against $340.00 in its predecessor.
Q.11Are HS—Undaunted booster packs worth opening?
Pack value in HS—Undaunted depends on pull rates and current market prices, neither of which Chase Season predicts. As reference: the set contains 1 chase-tier pulls across 1 premium rarity, led by Rayquaza & Deoxys LEGEND at $599.22. The average tracked card across HS—Undaunted is worth $40.34.