Cheapest priced copy (Commander Legends: Battle for Baldur's Gate): $0.35 at Card Kingdom, near mint, their price list as of .
Gray Harbor Merfolk 
Creature — Merfolk Rogue · 0/3 · Common · Commander Legends: Battle for Baldur's Gate · #75
This creature can't be blocked.
This creature gets +2/+0 as long as you control a commander that's a creature or planeswalker.
Legal inCommanderLegacyVintagePauper
Not legal inBrawlStandardPioneerModern
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Commander Legends: Battle for Baldur's Gate | 75 | Common | $0.35 | $0.49 |