First printed in Mirrodin (2003)
, 
: Untap target artifact.- Illustrated by
- Tony Szczudlo
Galvanic Key legality
- Legal in
- Modern, Legacy, Vintage, Pauper, Commander, Duel Commander, Pauper Commander, PreDH, Tiny Leaders, Oathbreaker
- Not legal in
- Standard, Pioneer, Future Standard, Historic, Timeless, Alchemy, Penny Dreadful, Premodern, Old School 93/94, Gladiator, Brawl, Standard Brawl, Competitive Brawl
Prices
Paper price: €0.10 / $0.26 , the cheapest non-foil print (Cardmarket, and TCGplayer, otherwise Mana Pool or Card Kingdom, through MTGJSON, 10 Nov 2026).
MTGO price: 0.002 TIX, the cheapest non-foil print (average sell price on GoatBots, 10 Nov 2026).
Combos
6 combos, the most popular first:
- Infinite colorless mana, Infinite untap of artifacts you control…: Everflowing Chalice + Galvanic Key + Rings of Brighthearth
- Infinite turns, Lock: Galvanic Key + Kurkesh, Onakke Ancient + Magistrate's Scepter
- Infinite charge counters on a permanent, Infinite colored mana…: Drafna, Founder of Lat-Nam + Empowered Autogenerator + Galvanic Key
- Infinite mana artifacts you control can produce, Infinite mana lands you control can produce…: Candelabra of Tawnos + Galvanic Key + High Tide + Rings of Brighthearth
- Each opponent loses the game, Near-infinite damage: Ashnod the Uncaring + Bolas's Citadel + Galvanic Key
- Infinite turns, Lock: Galvanic Key + Time Vault