Cheapest priced copy (March of the Machine): $0.35 at Card Kingdom, near mint, their price list as of .
Alabaster Host Intercessor 
Creature — Phyrexian Samurai · 3/4 · Common · March of the Machine · #3
When this creature enters, exile target creature an opponent controls until this creature leaves the battlefield.
Plainscycling {2} ({2}, Discard this card: Search your library for a Plains card, reveal it, put it into your hand, then shuffle.)
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 | 3 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 14 April 2023If Alabaster Host Intercessor leaves the battlefield before its enters-the-battlefield ability resolves, the target creature won’t be exiled at all.