Celebi is card #3 of 102 in HS—Triumphant (2010), a Rare Holo illustrated by Shin Nagasawa. At about $24.13 it is the #29 most valuable card in the set. In a HS—Triumphant booster it turns up about once every 40 packs. It is one of 33 Celebi cards printed so far.
1999Wizards Black Star Promos
2003Skyridge
2005Unseen Forces
2010HS—Triumphant
2013XY Black Star Promos
2019Unified Minds
2021Fusion Strike
202630th Celebration: Classic Collection

















See the full HS—Triumphant card list
An ungraded Celebi from HS—Triumphant sells for about $24.13. A PSA 10 is worth more, roughly $193 by our estimate, and a PSA 9 around $67.56.
It is a Rare Holo, and it shows up about once every 40 HS—Triumphant packs.
Shin Nagasawa drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open HS—Triumphant 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.