Misdreavus is card #54 of 95 in HS—Unleashed (2010), a Common illustrated by Hideaki Hakozaki. At about $4.26 it is the #70 most valuable card in the set. In a HS—Unleashed booster it turns up about once every 5 packs. It is one of 22 Misdreavus cards printed so far.
1999Wizards Black Star Promos
2003Skyridge
2007Diamond & Pearl
2009Platinum
2010HS—Unleashed
2013Legendary Treasures
2017Crimson Invasion
2023Paldea Evolved

















See the full HS—Unleashed card list
An ungraded Misdreavus from HS—Unleashed sells for about $4.26. A PSA 10 is worth more, roughly $34.08 by our estimate, and a PSA 9 around $11.93.
It is a Common, and it shows up about once every 5 HS—Unleashed packs.
Hideaki Hakozaki drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open HS—Unleashed 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.