If your opponent doesn't discard a card from his or her hand, the Defending Pokémon is now Paralyzed.
In 2007, Mysterious Treasures introduced this print of Walrein. The printed flavor text states: "It shatters ice with its big tusks.
Its thick blubber repels not only the cold, but also enemy attacks." Core profile: Its card type is Pokémon. The rarity label is Rare.
Printed HP is 130. Energy typing is Water.
This card evolves from Sealeo. Notable ability on this print: "Freeze-up".
Walrein (Mysterious Treasures) is presently valued at about $0.55 in raw condition. Its 7-day movement is largely flat at +1.9%.
Against its 30-day baseline of $0.51, this card is pricing 8.8% higher. The 90-day window shows a floor near $0.50 and a peak around $0.65 (27% total spread), which maps to moderate-volatility movement.
Rarity classification for this copy is Rare.
Market structure summary: Short-term movement is stable (+1.9% over 7 days), with price action clustered near recent averages. Observed 90-day bounds of $0.50 and $0.65 create a 27% band, matching a moderate-volatility profile.
Current value is 8.8% above its 30-day reference ($0.51). Available graded data shows PSA 9 at $15.00, which is +2627% versus raw pricing.
Mysterious Treasures was released in 2007. Series classification for this set is Diamond & Pearl.
The checklist contains 124 cards, placing it in a mid-size expansion range. As of 2026, the set is 19 years old and fits a legacy-era profile.
Walrein (#39) is one of the Rare prints in this expansion.
Walrein sits within a broader pool of Walrein variants that can be compared by set, rarity, and price. This comparison sample includes 6 alternatives across 6 sets.
Observed alternatives run from $0.08 to $1.55 (1838% spread). The current card sits +20% versus the sampled alternative average of $0.46.
Notable alternatives include Walrein #48 (Primal Clash) at $0.27, Walrein #26 (Flashfire) at $0.46, Walrein #39 (Chilling Reign) at $0.16, and Walrein #45 (Surging Sparks) at $0.08.
