Kakuna is card #32 of 95 in HS—Unleashed (2010), a Uncommon illustrated by Kyoko Umemoto. At about $3.27 it is the #76 most valuable card in the set. In a HS—Unleashed booster it turns up about once every 8 packs. It is one of 22 Kakuna cards printed so far.
1999Base Set
2002Legendary Collection
2004FireRed & LeafGreen
2009Rising Rivals
2010HS—Unleashed
2014XY
2017Crimson Invasion
2020Champion's Path

















See the full HS—Unleashed card list
An ungraded Kakuna from HS—Unleashed sells for about $3.27. A PSA 10 is worth more, roughly $26.16 by our estimate, and a PSA 9 around $9.16.
It is a Uncommon, and it shows up about once every 8 HS—Unleashed packs.
Kyoko Umemoto drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open HS—Unleashed 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.