Rattata is card #19 of 165 in 151 (2023), a Common illustrated by sowsow. At about $0.29 it is the #176 most valuable card in the set. In a 151 booster it turns up about once every 15 packs. It is one of 27 Rattata cards printed so far.
1999Base Set
2002Expedition Base Set
2007Secret Wonders
2010HS—Undaunted
2016BREAKpoint
2018Celestial Storm
2023151
2026Perfect Order

















An ungraded Rattata from 151 sells for about $0.29. A PSA 10 is worth more, roughly $1.01 by our estimate, and a PSA 9 around $0.58.
It is a Common, and it shows up about once every 15 151 packs.
sowsow drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open 151 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.