Mishra, Artificer Prodigy {1}{U}{B}{R}
Legendary Creature — Human Artificer
Identity
Grixis
EDHREC rank
#23,600
Cheapest printing
US$0.44
TCGplayer
Printings
2
Whenever you cast an artifact spell, you may search your graveyard, hand, and/or library for a card with the same name as that spell and put it onto the battlefield. If you search your library this way, shuffle.
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.