Cheapest priced copy (Morningtide): $0.39 at Card Kingdom, near mint, their price list as of .
Stonybrook Schoolmaster 
Creature — Merfolk Wizard · 1/2 · Common · Morningtide · #25
Whenever this creature becomes tapped, you may create a 1/1 blue Merfolk Wizard creature token.
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer
2 printings · $0.39 to $4.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Morningtide | 25 | Common | $0.39 | $4.99 |
| The List | MOR-25 | Common | $0.39 | — |