Valeria Richards, Precocious {3}{U}
Legendary Creature — Human Scientist Hero
BlueCommander: legal
Identity
Blue
EDHREC rank
#10,926
Cheapest printing
US$0.44
TCGplayer
Printings
3
Noncreature spells you cast cost {1} less to cast.
Whenever you cast your first noncreature spell each turn, draw a card.
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.