Entei is card #15 of 98 in Ancient Origins (2015), a Rare Holo illustrated by Mitsuhiro Arita. At about $12.05 it is the #23 most valuable card in the set. In an Ancient Origins booster it turns up about once every 27 packs. It is one of 33 Entei cards printed so far.
1999Wizards Black Star Promos
2003Aquapolis
2007Secret Wonders
2011Call of Legends
2015Ancient Origins
2017Shining Legends
2019Cosmic Eclipse
2023Crown Zenith

















See the full Ancient Origins card list
An ungraded Entei from Ancient Origins sells for about $12.05. A PSA 10 is worth more, roughly $60.25 by our estimate, and a PSA 9 around $27.71.
It is a Rare Holo, and it shows up about once every 27 Ancient Origins packs.
Mitsuhiro Arita drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Ancient Origins 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.