Pichu is card #58 of 165 in Expedition Base Set (2002), a Rare illustrated by Atsuko Nishida. At about $91.50 it is the #55 most valuable card in the set. In an Expedition Base Set booster it turns up about once every 56 packs. It is one of 15 Pichu cards printed so far.
1999Wizards Black Star Promos
2000Neo Genesis
2002Expedition Base Set
2003Sandstorm
2005Emerald
2007Power Keepers
2008Stormfront
2010HeartGold & SoulSilver

















See the full Expedition Base Set card list
An ungraded Pichu from Expedition Base Set sells for about $91.50. A PSA 10 is worth more, roughly $1,190 by our estimate, and a PSA 9 around $366.
It is a Rare, and it shows up about once every 56 Expedition Base Set packs.
Atsuko Nishida drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Expedition Base Set 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.