Brock’s Onix Collector’s Guide

Character Intro

Brock’s Onix from the Gym Heroes set is a Rare, 70 HP Basic Pokémon that highlights the powerful attack Bind—capturing Onix’s signature gripping strength. Numbered 21 in the set, it remains a distinctive pickup for collectors.

Quick Facts

• Card Name: Brock’s Onix
• Set: Gym Heroes
• Card Number: 21
• Type: Fighting
• Stage: Basic
• HP: 70
• Retreat Cost: 2
• Weakness: Grass ×2
• Resistance: None
• Abilities: None
• Attacks:
• Bind: Flip a coin; if heads, the Defending Pokémon is Paralyzed. Deals 20 damage.
• Tunneling: Deals 20 damage to up to 2 of the opponent’s Benched Pokémon if any are present. Brock’s Onix cannot attack next turn.

Key Printings

This exact printing is the Gym Heroes gym1, card number 21. It is a Rare card with no known alternate printings or special editions.

Variants & Identifiers

There are no known print variants for this card. Key identifiers include the Fighting type, Basic stage, and the unique attacks Bind and Tunneling. The card is illustrated by Benimaru Itoh, a hallmark of the Gym Heroes set.

Legality & Play Notes

Legality: unknown
This card is not legal in Standard, Expanded, or Unlimited formats. Its strategic use is limited by its inability to attack during the turn after using Tunneling, but it can disrupt opponents by paralyzing or damaging multiple Benched Pokémon.

Care & Storage Tips

Store in a protective sleeve away from direct sunlight and humidity. Given its rarity and age, preserving edges and surface condition is crucial for long-term value.

Set-by-Set Micro-summaries

• Gym Heroes: Brock’s Onix appears as a Rare Fighting-type Basic Pokémon with unique multi-target attack capabilities and a moderate 70 HP, matching the Gym Heroes theme with its classic design and strategic options.