Onix is card #42 of 112 in FireRed & LeafGreen (2004), a Uncommon illustrated by Kouki Saitou. At about $27.78 it is the #73 most valuable card in the set. In a FireRed & LeafGreen booster it turns up about once every 15 packs. It is one of 31 Onix cards printed so far.
1999Base Set
2002Legendary Collection
2004Team Rocket Returns
2008Stormfront
2013Plasma Freeze
2019Hidden Fates
2022Pok茅mon GO
2026Delta Reign

















See the full FireRed & LeafGreen card list
An ungraded Onix from FireRed & LeafGreen sells for about $27.78. A PSA 10 is worth more, roughly $361 by our estimate, and a PSA 9 around $111.
It is a Uncommon, and it shows up about once every 15 FireRed & LeafGreen packs.
Kouki Saitou drew the art for this card.
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