Cheapest priced copy (Commander Legends: Battle for Baldur's Gate): $0.35 at Card Kingdom, near mint, their price list as of .
Mage's Attendant 
Creature — Cat Rogue · 3/2 · Uncommon · Commander Legends: Battle for Baldur's Gate · #698
When this creature enters, create a 1/1 blue Wizard creature token with "{1}, Sacrifice this token: Counter target noncreature spell unless its controller pays {1}."
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
2 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Commander Legends: Battle for Baldur's Gate | 698 | Uncommon | $0.35 | — |
| Streets of New Capenna | 21 | Uncommon | $0.35 | $0.49 |