Cheapest priced copy (Ice Age): $0.35 at Card Kingdom, near mint, their price list as of .
Errant Minion 
Enchantment — Aura · Common · Ice Age · #68
Enchant creature
At the beginning of the upkeep of enchanted creature's controller, that player may pay any amount of mana. This Aura deals 2 damage to that player. Prevent X of that damage, where X is the amount of mana that player paid this way.
Legal inCommanderLegacyVintagePauper
Not legal inBrawlStandardPioneerModern
1 printing · $0.35 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Ice Age | 68 | Common | $0.35 | — |