Cleffa is card #21 of 115 in Unseen Forces (2005), a Rare illustrated by Yuka Morii. At about $150 it is the #22 most valuable card in the set. In an Unseen Forces booster it turns up about once every 70 packs. It is one of 17 Cleffa cards printed so far.
1999Wizards Black Star Promos
2000Neo Genesis
2005Unseen Forces
2007Diamond & Pearl
2011Call of Legends
2019Cosmic Eclipse
2023Obsidian Flames
2024Paldean Fates

















See the full Unseen Forces card list
An ungraded Cleffa from Unseen Forces sells for about $150. A PSA 10 is worth more, roughly $1,950 by our estimate, and a PSA 9 around $600.
It is a Rare, and it shows up about once every 70 Unseen Forces packs.
Yuka Morii drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Unseen Forces 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.