HeartGold & SoulSilver Expansion Context
Release year for HeartGold & SoulSilver is 2010. HeartGold & SoulSilver is grouped under the HeartGold & SoulSilver era.
The checklist contains 124 cards, placing it in a mid-size expansion range. As of 2026, the set is 16 years old and fits a legacy-era profile.
Bayleef (#35) is one of the Uncommon prints in this expansion.









