Jynx ex is card #124 of 165 in 151 (2023), a Double Rare illustrated by Ayaka Yoshida. At about $1.31 it is the #72 most valuable card in the set. In a 151 booster it turns up about once every 65 packs. It is one of 27 Jynx cards printed so far.
1999Base Set
2002Expedition Base Set
2005Unseen Forces
2010HeartGold & SoulSilver
2016Generations
2021Fusion Strike
2023151
2026Pitch Black

















An ungraded Jynx ex from 151 sells for about $1.31. A PSA 10 is worth more, roughly $4.58 by our estimate, and a PSA 9 around $2.62.
It is a Double Rare, and it shows up about once every 65 151 packs.
Ayaka Yoshida drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open 151 booster packs in your browser with the set's real pull rates and keep what you pull in a digital binder. No real cards, nothing to buy.