Kasimir the Lone Wolf {4}{W}{U}
Legendary Creature — Human Warrior
Identity
Azorius
EDHREC rank
#29,408
Cheapest printing
US$2.33
TCGplayer
Printings
1
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.