Cheapest priced copy (Double Masters 2022): $0.49 at Card Kingdom, near mint, their price list as of .
Grim Flayer 
Creature — Human Warrior · 2/2 · Mythic · Eldritch Moon · #184
Trample
Whenever this creature deals combat damage to a player, surveil 3. (Look at the top three cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)
Delirium — This creature gets +2/+2 as long as there are four or more card types among cards in your graveyard.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
6 printings · $0.49 to $1.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Double Masters 2022 | 222 | Rare | $0.49 | $0.49 |
| Double Masters 2022 | 380 | Rare | $0.99 | $0.79 |
| Double Masters 2022 | 502 | Rare | — | — |
| Duskmourn: House of Horror Commander | 218 | Mythic | $0.99 | — |
| Eldritch Moon | 184 | Mythic | $0.99 | $0.99 |
| Eldritch Moon Promos | 184s | Mythic | — | $1.99 |
One ruling from Wizards of the Coast
- 12 January 2024When you surveil, you may put all the cards you look at back on top of your library, you may put all of those cards into your graveyard, or you may put some of those cards on top and the rest of them into your graveyard.