Cheapest priced copy (Commander 2015): $7.49 at Card Kingdom, near mint, their price list as of .
Beastmaster Ascension 
Enchantment · Rare · Zendikar · #159
Whenever a creature you control attacks, you may put a quest counter on this enchantment.
As long as this enchantment has seven or more quest counters on it, creatures you control get +5/+5.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
11 printings · $7.49 to $37.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Bloomburrow Commander | 118 | Rare | $8.49 | — |
| Commander 2014 | 186 | Rare | $9.49 | — |
| Commander 2015 | 176 | Rare | $7.49 | — |
| Commander 2016 | 142 | Rare | $7.49 | — |
| Commander Anthology | 92 | Rare | $8.99 | — |
| New Capenna Commander | 283 | Rare | $7.99 | — |
| The List | CMA-92 | Rare | $7.99 | — |
| The List | ZEN-159 | Rare | $7.49 | — |
| Secret Lair Drop | 1609 | Rare | $37.99 | $32.99 |
| Avatar: The Last Airbender Eternal | 39 | Mythic | $7.49 | $10.99 |
| Zendikar | 159 | Rare | $9.99 | $32.99 |
One ruling from Wizards of the Coast
- 1 October 2009If you attack with multiple creatures, Beastmaster Ascension's first ability triggers multiple times.