Cheapest priced copy (Alara Reborn): $0.49 at Card Kingdom, near mint, their price list as of .
Filigree Angel 
Artifact Creature — Angel · 4/4 · Rare · The List · #ARB-6
Flying
When this creature enters, you gain 3 life for each artifact you control.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
4 printings · $0.49 to $0.79 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Alara Reborn | 6 | Rare | $0.49 | $0.79 |
| Commander 2013 | 189 | Rare | $0.59 | — |
| Commander 2016 | 199 | Rare | $0.49 | — |
| The List | ARB-6 | Rare | $0.49 | — |
One ruling from Wizards of the Coast
- 1 May 2009Filigree Angel's "enters" ability counts Filigree Angel itself, assuming that it's still on the battlefield and still an artifact by the time the ability resolves.