Cheapest priced copy (Modern Masters 2017): $5.49 at Card Kingdom, near mint, their price list as of .
Temporal Mastery 
Sorcery · Mythic · Avacyn Restored · #81
Take an extra turn after this one. Exile Temporal Mastery.
Miracle {1}{U} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
5 printings · $5.49 to $34.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Avacyn Restored | 81 | Mythic | $6.99 | $34.99 |
| Innistrad Remastered | 90 | Mythic | $5.99 | $6.99 |
| Innistrad Remastered | 307 | Mythic | $10.99 | $12.99 |
| Modern Masters 2017 | 54 | Mythic | $5.49 | $8.99 |
| The List | MM3-54 | Mythic | $5.49 | — |