Cheapest priced copy (Marvel Super Heroes Commander): $7.99 at Card Kingdom, near mint, their price list as of .
Black Widow, Agile Avenger 
Legendary Creature — Human Spy Hero · 2/2 · Rare · Marvel Super Heroes Commander · #395
Menace
Whenever an opponent draws their second card each turn, put a +1/+1 counter on Black Widow and you draw a card.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
2 printings · $7.99 to $29.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Marvel Super Heroes Commander | 77 | Rare | $7.99 | $29.99 |
| Marvel Super Heroes Commander | 395 | Rare | $14.99 | — |