Cheapest priced copy (March of the Machine): $0.99 at Card Kingdom, near mint, their price list as of .
Beamtown Beatstick 
Artifact — Equipment · Common · March of the Machine · #131
Equipped creature gets +1/+0 and has menace. (It can't be blocked except by two or more creatures.)
Whenever equipped creature deals combat damage to a player or battle, create a Treasure token.
Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
1 printing · $0.99 to $1.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| March of the Machine | 131 | Common | $0.99 | $1.49 |