Professor Cozmo's Discovery 90/107
Supporter card from Deoxys · released Feb 1, 2005
Professor Cozmo's Discovery is an Uncommon Supporter card, number 90/107 in Deoxys (released Feb 1, 2005), illustrated by Ken Sugimori. Its TCGplayer market price was ~$19.19 for the reverse holofoil finish on Oct 30, 2026. Between Oct 1 and Oct 30, 2026, its Reverse Holofoil TCGplayer market price went from ~$7.55 to ~$19.19, up 154.2%.
Prices by finish
| Finish | PriceMarket price | Low | Mid | Buy |
|---|---|---|---|---|
| Normal | ~$0.59 | ~$0.12 | ~$0.50 | CardNexuseBayBuy Normal on TCGplayer (opens in a new tab)Search eBaySearch AmazonCardNexus |
| Reverse Holofoil | ~$19.19 | ~$5.00 | ~$9.99 | CardNexuseBayBuy Reverse Holofoil on TCGplayer (opens in a new tab)Search eBaySearch AmazonCardNexus |
TCGplayer market prices per finish, as of Oct 30, 2026. A guide, not an appraisal; condition and grading change real-world value. Buy links are affiliate links.
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Sealed Deoxys products
Card details
| Set | Deoxys |
| Number | 90/107 |
| Rarity | Uncommon |
| Artist | Ken Sugimori |
| Format legality | Not legal in Standard or Expanded |
| Finishes | Normal · Reverse Holofoil |
What the codes mean
- Card number90/107Card 90 of the 107 in the main Deoxys list.
- Set symbol
The small Deoxys symbol identifies the set. Cards from before Scarlet & Violet print a symbol instead of a set code. - Regulation markNo regulation mark. Cards before Sword & Shield (2020) have none.
- RarityUncommon: a black diamond.
- Illustrator“Illus. Ken Sugimori” names the artist who made the art.
Card text
You can play only one Supporter card each turn. When you play this card, put it next to your Active Pokémon. When your turn ends, discard this card. Flip a coin. If heads, draw the bottom 3 cards of your deck. If tails, draw the top 2 cards of your deck.
Other Professor Cozmo's Discovery printings
More Deoxys cards
Card data via TCGdex and pokemontcg.io, updated Oct 30, 2026. Prices: TCGplayer market prices via TCGCSV, Oct 30, 2026.