Glacian, Powerstone Engineer {5}{U}
Legendary Creature — Human Artificer
BlueCommander: legal
Identity
Blue
EDHREC rank
#22,394
Cheapest printing
US$0.20
TCGplayer
Printings
3
{T}, Tap X untapped artifacts you control: Look at the top X cards of your library. Put one of those cards into your hand and the rest into your graveyard.
Partner (You can have two commanders if both have partner.)
Keywords: partner
Every printing
highest TCGplayer market first; a card with only a thin single listing shows its low
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.