Cheapest priced copy (Secrets of Strixhaven): $0.35 at Card Kingdom, near mint, their price list as of .
Send in the Pest 
Sorcery · Common · Secrets of Strixhaven · #100
Each opponent discards a card. You create a 1/1 black and green Pest creature token with "Whenever this token attacks, you gain 1 life."
Legal inCommanderBrawlStandardPioneerModernLegacyVintagePauper
2 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| The List | SOS-100 | Common | — | — |
| Secrets of Strixhaven | 100 | Common | $0.35 | $0.49 |