Collector’s Guide: Professor Oak’s New Theory (HeartGold SoulSilver 101)

Character Intro

Professor Oak’s New Theory is an uncommon Trainer card from the HeartGold SoulSilver set, numbered 101. A staple of its era, it offers collectors a clean snapshot of the beloved generation’s Supporter design.

Quick Facts

• Card Name: Professor Oak’s New Theory
• Set: HeartGold SoulSilver
• Card Number: 101
• Rarity: Uncommon
• Type: Supporter
• Stage: Supporter
• Retreat Cost: 0
• Illustrator: Ken Sugimori
• Image:

Key Printings

This card is known specifically from the HeartGold SoulSilver set, with no other print variants documented. It does not evolve from any other card and lacks attacks or abilities, focusing solely on its Supporter role.

Variants & Identifiers

No print variants or alternate versions of this card have been recorded. Identification relies on the set code “hgss1,” card number “101,” and the unique artwork by Ken Sugimori.

Legality & Play Notes

Legality: unknown
Rules: You can play only one Supporter card each turn. When you play this card, put it next to your Active Pokémon. When your turn ends, discard this card. Shuffle your hand into your deck. Then, draw 6 cards.

Care & Storage Tips

Store in a snug sleeve and keep away from sunlight and moisture. As an uncommon with classic illustration, preserving sharp corners and rich color is key for long-term appeal.

Set-by-Set Micro-summaries

• HeartGold SoulSilver: Introduces Professor Oak’s New Theory as a Supporter with a hand-refreshing effect. Noted for strategic simplicity and Ken Sugimori’s iconic artwork. No other sets or reprints are known.