Cheapest priced copy (Modern Horizons 2): $0.35 at Card Kingdom, near mint, their price list as of .
Jade Avenger 
Creature — Frog Samurai · 2/2 · Common · Modern Horizons 2 · #356
Bushido 2 (Whenever this creature blocks or becomes blocked, it gets +2/+2 until end of turn.)
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer
3 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Modern Horizons 2 | 167 | Common | $0.35 | $0.49 |
| Modern Horizons 2 | 356 | Common | $0.35 | $0.49 |
| The List | MH2-167 | Common | $0.35 | — |