Serperior #BW20

Serperior (BW Black Star Promos) is presently valued at about $6.58 in raw condition. The 7-day delta remains near neutral at 0.0%.

Current value is elevated versus the 30-day mean ($6.40), by 2.9%. The 90-day window shows a floor near $6.00 and a peak around $8.39 (36% total spread), which maps to moderate-volatility movement.

Rarity classification for this copy is Promo.

Collector-focused market read: Weekly drift is minimal (0.0%), indicating a relatively balanced short-term market. Observed 90-day bounds of $6.00 and $8.39 create a 36% band, matching a moderate-volatility profile.

Current value remains close to its 30-day mean ($6.40). The clearest graded reference is PSA 9 at $65.00, or +888% relative to raw.

Serperior appears in BW Black Star Promos, released in 2011. Card flavor text reads: "They raise their heads to intimidate opponents but only give their all when fighting a powerful opponent." Its card type is Pokémon.

The rarity label is Promo. Printed HP is 130.

Energy typing is Grass. As an evolution, Serperior develops from Servine.

This card has the following ability: "Royal Heal". The printed attacks highlight "Leaf Tornado".

Collectors tracking Serperior often benchmark it against other Serperior cards. Comparable entries in this snapshot: 6 cards, 5 distinct sets.

Observed alternatives run from $0.55 to $145.99 (26444% spread). The current card sits -75% versus the sampled alternative average of $26.73.

Notable alternatives include Serperior #7 (Fates Collide) at $0.55, Serperior #13 (Boundaries Crossed) at $5.14, Serperior #125 (Dragons Exalted) at $145.99, and Serperior #8 (Legendary Treasures) at $1.97.

BW Black Star Promos was released in 2011. BW Black Star Promos is grouped under the Black & White era.

The checklist contains 101 cards, placing it in a mid-size expansion range. As of 2026, the set is 15 years old and fits a legacy-era profile.

Within this set, Serperior is card number BW20 with a Promo designation.