Treecko is card #70 of 106 in Emerald (2005), a Common illustrated by Mitsuhiro Arita. At about $127 it is the #17 most valuable card in the set. In an Emerald booster it turns up about once every 6 packs. It is one of 23 Treecko cards printed so far.
1 copy has been graded by players in Holobrook's grading game. None has come back a 10 yet.
POP 1 is still open for PSA, BGS and CGC: the first player to grade this card a 10 with each company gets a one-of-a-kind POP 1 slab. See the Mint
2003Ruby & Sapphire
2004Team Rocket Returns
2005Emerald
2006Crystal Guardians
2008Great Encounters
2009Arceus
2013Plasma Freeze
2018Lost Thunder

















See the full Emerald card list
An ungraded Treecko from Emerald sells for about $127. A PSA 10 is worth more, roughly $1,646 by our estimate, and a PSA 9 around $506.
It is a Common, and it shows up about once every 6 Emerald packs.
Mitsuhiro Arita drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Emerald 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.