Cheapest priced copy (Duel Decks: Elspeth vs. Kiora): $0.35 at Card Kingdom, near mint, their price list as of .
Nimbus Swimmer 
Creature — Leviathan · 0/0 · Uncommon · Gatecrash · #181
Flying
This creature enters with X +1/+1 counters on it.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
3 printings · $0.35 to $0.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Duel Decks: Elspeth vs. Kiora | 54 | Uncommon | $0.35 | — |
| RNA Guild Kit | 120 | Uncommon | $0.49 | — |
| Gatecrash | 181 | Uncommon | $0.35 | $0.99 |