Brock's Onix #69

Current valuation lens: The latest week is near flat (0.0%), suggesting consolidation rather than breakout behavior. The 90-day range spans $3.37 to $3.71 (9% spread), which indicates low-volatility behavior.

Versus the 30-day average ($3.60), the card is trading 3.1% higher. Graded context points to a substantial premium curve, with PSA 10 at +1389% above raw pricing.

PSA 9 is currently around $26.56, while PSA 10 is $55.25.

For Brock's Onix in Gym Heroes, the current reference price is $3.71. Its 7-day movement is largely flat at 0.0%.

Current value is elevated versus the 30-day mean ($3.60), by 3.1%. Its 90-day trading band runs between $3.37 and $3.71, producing a 9% range and low-volatility behavior.

Rarity classification for this copy is Common.

Brock's Onix is a Gym Heroes card from the 2000 release window. Its card type is Pokémon.

The rarity label is Common. Printed HP is 100.

Energy typing is Fighting. Card subtype classification is Basic.

Attack line includes "Bellow" and "Rock Throw". The card has a weakness to Grass.

Release year for Gym Heroes is 2000. Series classification for this set is Gym.

Set size is 132 cards, which categorizes Gym Heroes as mid-size. As of 2026, the set is 26 years old and fits a legacy-era profile.

Brock's Onix (#69) is one of the Common prints in this expansion.

Collectors tracking Brock's Onix often benchmark it against other Brock's cards. The current sample spans 1 comparable cards from 1 set.

Only one priced comparison is available in this sample ($7.48). Notable alternatives include Brock's Onix #21 (Gym Heroes) at $7.48.