Cheapest priced copy (Morningtide): $0.35 at Card Kingdom, near mint, their price list as of .
Changeling Sentinel 
Creature — Shapeshifter · 3/2 · Common · Morningtide · #6
Changeling (This card is every creature type.)
Vigilance
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer
1 printing · $0.35 to $0.79 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Morningtide | 6 | Common | $0.35 | $0.79 |