Cheapest priced copy (Bloomburrow): $1.29 at Card Kingdom, near mint, their price list as of .
Thundertrap Trainer 
Creature — Otter Wizard · 1/2 · Common · Bloomburrow Tokens · #9
Offspring {4} (You may pay an additional {4} as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.)
When this creature enters, look at the top four cards of your library. You may reveal a noncreature, nonland card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.
Legal inCommanderBrawlStandardPioneerModernLegacyVintage
Not legal inPauper
6 printings · $1.29 to $4.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Bloomburrow | 78 | Rare | $1.29 | $1.49 |
| Bloomburrow | 307 | Rare | $2.29 | $4.99 |
| Bloomburrow | 386 | Rare | — | $1.79 |
| Bloomburrow Promos | 78p | Rare | $2.99 | $3.49 |
| Bloomburrow Promos | 78s | Rare | — | $3.99 |
| Bloomburrow Tokens | 9 | Common | $1.79 | $3.99 |