Raichu is card #15 of 123 in Mysterious Treasures (2007), a Rare Holo illustrated by Daisuke Ito. At about $31.05 it is the #17 most valuable card in the set. In a Mysterious Treasures booster it turns up about once every 55 packs. It is one of 71 Raichu cards printed so far.
1999Base Set
2002Expedition Base Set
2006Holon Phantoms
2007Power Keepers
2009Arceus
2014XY
2017Shining Legends
2022Brilliant Stars

















See the full Mysterious Treasures card list
An ungraded Raichu from Mysterious Treasures sells for about $31.05. A PSA 10 is worth more, roughly $248 by our estimate, and a PSA 9 around $86.94.
It is a Rare Holo, and it shows up about once every 55 Mysterious Treasures packs.
Daisuke Ito drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Mysterious Treasures 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.