Cheapest priced copy (Marvel Super Heroes): $1.79 at Card Kingdom, near mint, their price list as of .
Avengers Assemble! 
Enchantment · Mythic · Marvel Super Heroes · #6
Flash
Heroes you control get +2/+2.
At the beginning of each end step, if you attacked with a Hero this turn or a Hero entered the battlefield under your control this turn, draw a card.
Legal inCommanderBrawlStandardPioneerModernLegacyVintage
Not legal inPauper
3 printings · $1.79 to $7.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Marvel Super Heroes | 6 | Mythic | $1.79 | $1.99 |
| Marvel Super Heroes | 297 | Mythic | $7.49 | $6.99 |
| Marvel Super Heroes | 341 | Mythic | $7.99 | $7.99 |