Cheapest priced copy (Alliances): $0.35 at Card Kingdom, near mint, their price list as of .
Insidious Bookworms 
Creature — Worm · 1/1 · Common · Alliances · #51b
When this creature dies, you may pay {1}{B}. If you do, target player discards a card at random.
Legal inCommanderLegacyVintagePauper
Not legal inBrawlStandardPioneerModern
3 printings · $0.35 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Alliances | 51a | Common | $0.35 | — |
| Alliances | 51b | Common | $0.35 | — |
| Coldsnap Theme Decks | 51a | Common | $0.35 | — |