Auto-Key

1 printing · from $0.26 · pictured: Unstable #170

€0.04

cheapest of 33 store offers · see all

market $0.26

Type: Artifact — Contraption

Commonly played as: Lifegain

Whenever you crank this Contraption, until end of turn, target creature becomes an artifact in addition to its other types and gains "{T}: You gain 3 life."

Artist: Jason Felix

Released: 2017-12-08

Market price

  • TCGplayer: $0.26
  • TCGplayer foil: $0.43
  • Cardmarket: €0.04
  • Cardmarket foil: €0.33
  • MTGO tix: 0
$0.49$0.07
231 days of daily prices for Auto-Key: $0.08 to $0.26
2026-01-252026-11-12
regular foil · 231 days tracked · $0.08 → $0.26 (+225%) · low $0.07 · high $0.49
Daily USD snapshots; a flat stretch is a day with no new price recorded.

Store prices

The 3 cheapest per condition and finish, in stock at the last check. Offers not re-confirmed within 60 days are not shown. Prices in different currencies are compared at the current exchange rate.

StoreConditionFinishPriceChecked
CardmarketNM · todayNMregular€0.04today
CardTraderNM · 2 days agoNMregular€0.112 days ago
CardTraderSP · 2 days agoSPregular€0.112 days ago
ManaPoolMP · todayMPregular$0.15today
ManaPoolNM · todayNMregular$0.15today
ManaPoolSP · todaySPregular$0.15today
Magic StrongholdSP · yesterdaySPregularCA$0.24yesterday
CardTraderMP · 2 days agoMPregular€0.182 days ago
CardTraderNM · foil · 2 days agoNMfoil€0.242 days ago
ManaPoolMP · foil · todayMPfoil$0.31today
ManaPoolNM · foil · todayNMfoil$0.33today
Magic StrongholdSP · foil · yesterdaySPfoilCA$0.48yesterday
ManaPoolSP · foil · todaySPfoil$0.35today
CardmarketNM · foil · todayNMfoil€0.33today
CardTraderSP · foil · 2 days agoSPfoil€0.342 days ago

Truncated: 18 further offers are available at a higher price in the same conditions, out of 33 in total.

Format legality

  • standard: not legal
  • pioneer: not legal
  • modern: not legal
  • legacy: not legal
  • vintage: not legal
  • commander: not legal
  • pauper: not legal
  • brawl: not legal

In Gestic collections

  • Held in 6 lists

All printings

Set#RarityUSD
Unstable#170 · common170common$0.26