Cheapest priced copy (Masters 25): $0.35 at Card Kingdom, near mint, their price list as of .
Murder of Crows 
Creature — Bird · 4/4 · Uncommon · Masters 25 · #66
Flying
Whenever another creature dies, you may draw a card. If you do, discard a card.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
5 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Masters 25 | 66 | Uncommon | $0.35 | $0.49 |
| Forgotten Realms Commander | 88 | Uncommon | $0.35 | — |
| Commander Masters | 106 | Uncommon | $0.35 | $0.49 |
| Innistrad | 70 | Uncommon | $0.35 | $0.49 |
| The List | A25-66 | Uncommon | $0.35 | — |
2 rulings from Wizards of the Coast
- 16 March 2018You can't do anything in between drawing a card and discarding a card, including casting or cycling the card you drew.
- 16 March 2018If another creature dies at the same time as Murder of Crows, its last ability triggers.