Cheapest priced copy (Streets of New Capenna): $0.35 at Card Kingdom, near mint, their price list as of .
Lagrella, the Magpie 
Legendary Creature — Human Soldier · 2/3 · Uncommon · Streets of New Capenna · #314
When Lagrella enters, exile any number of other target creatures controlled by different players until Lagrella leaves the battlefield. When an exiled card enters under your control this way, put two +1/+1 counters on it.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
3 printings · $0.35 to $0.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Streets of New Capenna | 196 | Uncommon | $0.35 | $0.49 |
| Streets of New Capenna | 314 | Uncommon | $0.35 | $0.49 |
| Streets of New Capenna | 379 | Uncommon | — | $0.99 |
2 rulings from Wizards of the Coast
- 29 April 2022The last part of Lagrella's ability is a delayed triggered ability that is set up as its enters-the-battlefield ability resolves. It will trigger when Lagrella leaves the battlefield even if it's somehow lost its abilities or become a copy of something else.
- 29 April 2022"This way" refers to cards entering the battlefield as a result of Lagrella leaving the battlefield.