Karn, Legacy Reforged {5}
Legendary Artifact Creature — Golem
ColorlessCommander: legal
Identity
Colorless
EDHREC rank
#2,527
Cheapest printing
US$19.05
TCGplayer
Printings
5
Karn's power and toughness are each equal to the greatest mana value among artifacts you control.
At the beginning of your upkeep, add {C} for each artifact you control. This mana can't be spent to cast nonartifact spells. Until end of turn, you don't lose this mana as steps and phases end.
Every printing
highest TCGplayer market first; a card with only a thin single listing shows its low
Future Sight
Karn, Legacy Reforged
MB2 · 255
TCGplayer market
US$48.01
Foil Etched
Karn, Legacy Reforged
MAT · 149
TCGplayer market
US$21.76
Retro Frame
Karn, Legacy Reforged
MAT · 99
TCGplayer market
US$20.16
Extended Art
Karn, Legacy Reforged
MAT · 184
TCGplayer market
US$19.77
Karn, Legacy Reforged
MAT · 49
TCGplayer market
US$19.05
In short
A Commander deck is a commander and 99 other cards, one copy of each (except basic lands), all inside the commander's colour identity. Paste a full list into the deck price calculator to price it and check it against the format.