Cheapest priced copy (Lorwyn): $0.49 at Card Kingdom, near mint, their price list as of .
Drowner of Secrets 
Creature — Merfolk Wizard · 1/3 · Uncommon · Lorwyn · #58
Tap an untapped Merfolk you control: Target player mills a card.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
1 printing · $0.49 to $5.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Lorwyn | 58 | Uncommon | $0.49 | $5.99 |
One ruling from Wizards of the Coast
- 1 October 2008You can tap any permanent with the Merfolk creature type to pay for the ability, including noncreature kindred permanents such as Merrow Commerce.