FOILCheapest priced copy (Modern Horizons): $1.99 at Card Kingdom, near mint, their price list as of .
Tribute Mage 
Creature — Human Wizard · 2/2 · Uncommon · The List · #MH1-73
When this creature enters, you may search your library for an artifact card with mana value 2, reveal that card, put it into your hand, then shuffle.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
3 printings · $1.99 to $4.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Modern Horizons 1 Timeshifts | 10 | Uncommon | — | $4.49 |
| Modern Horizons | 73 | Uncommon | $1.99 | $2.99 |
| The List | MH1-73 | Uncommon | — | $3.49 |
One ruling from Wizards of the Coast
- 14 June 2019If a card in your library has X in its mana cost, X is considered to be 0.