Silcoon is card #63 of 127 in Platinum (2009), a Uncommon illustrated by Kyoko Umemoto. At about $2.24 it is the #117 most valuable card in the set. In a Platinum booster it turns up about once every 13 packs. It is one of 9 Silcoon cards printed so far.
2003Ruby & Sapphire
2005Deoxys
2007Diamond & Pearl
2009Platinum
2015Roaring Skies
2018Lost Thunder
2022Lost Origin
2026Ascended Heroes

















See the full Platinum card list
An ungraded Silcoon from Platinum sells for about $2.24. A PSA 10 is worth more, roughly $17.92 by our estimate, and a PSA 9 around $6.27.
It is a Uncommon, and it shows up about once every 13 Platinum packs.
Kyoko Umemoto drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Platinum 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.