Pichu is card #25 of 99 in Arceus (2009), a Rare illustrated by Kanako Eo. At about $23.86 it is the #27 most valuable card in the set. In an Arceus booster it turns up about once every 44 packs. It is one of 15 Pichu cards printed so far.
1999Wizards Black Star Promos
2000Neo Genesis
2003Sandstorm
2005Emerald
2007Power Keepers
2008Stormfront
2009Arceus
2010HeartGold & SoulSilver

















An ungraded Pichu from Arceus sells for about $23.86. A PSA 10 is worth more, roughly $191 by our estimate, and a PSA 9 around $66.81.
It is a Rare, and it shows up about once every 44 Arceus packs.
Kanako Eo drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Arceus 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.