Cheapest priced copy (World Championship Decks 2001): $2.99 at Card Kingdom, near mint, their price list as of .
Undermine 
Instant · Rare · Invasion · #282
Counter target spell. Its controller loses 3 life.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
4 printings · $2.99 to $159.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Duel Decks: Ajani vs. Nicol Bolas | 62 | Rare | $4.99 | — |
| Invasion | 282 | Rare | $8.49 | $159.99 |
| Starter Commander Decks | 254 | Rare | $3.99 | — |
| World Championship Decks 2001 | ar282 | Rare | $2.99 | — |