Bellossom is card #1 of 90 in HS—Undaunted (2010), a Rare Holo illustrated by Mitsuhiro Arita. At about $8.41 it is the #52 most valuable card in the set. In a HS—Undaunted booster it turns up about once every 34 packs. It is one of 12 Bellossom cards printed so far.
2000Neo Genesis
2003Aquapolis
2005Unseen Forces
2006Holon Phantoms
2008Legends Awakened
2010HS—Undaunted
2015Ancient Origins
2023Crown Zenith

















See the full HS—Undaunted card list
An ungraded Bellossom from HS—Undaunted sells for about $8.41. A PSA 10 is worth more, roughly $67.28 by our estimate, and a PSA 9 around $23.55.
It is a Rare Holo, and it shows up about once every 34 HS—Undaunted packs.
Mitsuhiro Arita drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open HS—Undaunted 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.