Cheapest priced copy (Kamigawa: Neon Dynasty): $0.35 at Card Kingdom, near mint, their price list as of .
Eiganjo Exemplar 
Enchantment Creature — Human Samurai · 2/1 · Common · Kamigawa: Neon Dynasty · #309
Whenever a Samurai or Warrior you control attacks alone, it gets +1/+1 until end of turn.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
2 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Kamigawa: Neon Dynasty | 10 | Common | $0.35 | $0.49 |
| Kamigawa: Neon Dynasty | 309 | Common | $0.35 | $0.49 |