Cheapest priced copy (March of the Machine): $0.35 at Card Kingdom, near mint, their price list as of .
Bladed Battle-Fan 
Artifact — Equipment · Common · March of the Machine · #91
Flash
When this Equipment enters, attach it to target creature you control. That creature gains indestructible until end of turn.
Equipped creature gets +1/+0.
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| March of the Machine | 91 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 14 April 2023The creature that gains indestructible due to Bladed Battle-Fan's triggered ability will keep indestructible for the duration of the turn, even if Bladed Battle-Fan later becomes unattached.