Face the Unknown
Undaunted pushed the LEGEND mechanic further with Rayquaza & Deoxys LEGEND and introduced the powerful Umbreon and Espeon Prime cards.
hgss3 Overview
Undaunted, released August 18, 2010, is the third HGSS expansion with 91 cards. It featured Rayquaza & Deoxys LEGEND and Entei & Suicune LEGEND as its premium duo cards. The set also included popular Eeveelution Primes — Espeon and Umbreon — which are among the most collected cards of the HGSS era.
Most Valuable Cards
Rayquaza & Deoxys LEGEND (top #89 / bottom #90) is the set's most valuable duo. Umbreon Prime (#86) and Espeon Prime (#81) are extremely popular with Eeveelution collectors. Scizor Prime (#84) and Houndoom Prime (#82) are also sought after. Raichu Prime rounds out the notable Primes.
Cards from Undaunted
Tap any card to see price history and details.
28 of 91 
Bellossom
Espeon
Forretress
Gliscor
Dodrio
Leafeon
Tropius
Jolteon
Raticate
Unown
Doduo
Hitmonchan
Misdreavus
Pineco
Sneasel
Flower Shop Lady
Metal Energy
Espeon
Houndoom
Raichu
Scizor
Slowking
Umbreon
Kyogre & Groudon LEGEND
Kyogre & Groudon LEGEND
Rayquaza & Deoxys LEGEND
Rayquaza & Deoxys LEGEND
Alph Lithograph
Frequently Asked Questions
01. What makes Umbreon and Espeon Prime special?
Umbreon Prime (#86) and Espeon Prime (#81) from Undaunted are among the most collected Eeveelution cards. Their unique Prime holographic texture and strong card designs make them display favorites. Near-mint copies sell for $30–$80 each.
02. What is Rayquaza & Deoxys LEGEND worth?
A complete Rayquaza & Deoxys LEGEND pair (top #89 / bottom #90) in near-mint condition sells for $80–$200. It features two of the most popular legendary Pokemon combined in a striking dual artwork.
03. How many cards are in Undaunted?
Undaunted contains 91 cards including 2 LEGEND pairs, multiple Prime cards, holographic rares, uncommons, and commons. It is the smallest HGSS expansion.
04. Is Undaunted a good set for Eevee collectors?
Absolutely. Undaunted features both Espeon Prime and Umbreon Prime, which are fan-favorite Eeveelution cards. Collectors seeking Eeveelutions across all eras consider these Prime cards must-haves.
You might also like
Ready to scan your collection?
Download Pokex free — identify and price any Pokemon card in seconds.
No credit card. No signup. Just scan.