HeartGold & SoulSilver Expansion Context
HeartGold & SoulSilver entered circulation in 2010. Series classification for this set is HeartGold & SoulSilver.
Set size is 124 cards, which categorizes HeartGold & SoulSilver as mid-size. As of 2026, the set is 16 years old and fits a legacy-era profile.
In the HeartGold & SoulSilver checklist, Ariados occupies position #15 as a Rare card.










