Professor Cozmo's Discovery 89/110
Supporter card from Holon Phantoms · released May 3, 2006
Professor Cozmo's Discovery is an Uncommon Supporter card, number 89/110 in Holon Phantoms (released May 3, 2006), illustrated by Ken Sugimori. Its TCGplayer market price was ~$7.03 for the reverse holofoil finish on Oct 30, 2026. Between Oct 1 and Oct 30, 2026, its Reverse Holofoil TCGplayer market price was about the same, near ~$7.03.
Prices by finish
| Finish | PriceMarket price | Low | Mid | Buy |
|---|---|---|---|---|
| Normal | ~$0.51 | ~$0.10 | ~$0.47 | CardNexuseBayBuy Normal on TCGplayer (opens in a new tab)Search eBaySearch AmazonCardNexus |
| Reverse Holofoil | ~$7.03 | ~$2.50 | ~$5.00 | 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 Holon Phantoms products
TCGplayer market prices (via TCGCSV), Oct 30, 2026.
Card details
| Set | Holon Phantoms |
| Number | 89/110 |
| Rarity | Uncommon |
| Artist | Ken Sugimori |
| Format legality | Not legal in Standard or Expanded |
| Finishes | Normal · Reverse Holofoil |
What the codes mean
- Card number89/110Card 89 of the 110 in the main Holon Phantoms list.
- Set symbol
The small Holon Phantoms 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 Holon Phantoms cards
Card data via TCGdex and pokemontcg.io, updated Oct 30, 2026. Prices: TCGplayer market prices via TCGCSV, Oct 30, 2026.