Captain Marvel, Earth's Protector {3}{W}{W}
Legendary Creature — Human Kree Hero
WhiteCommander: legal
Identity
White
EDHREC rank
#15,433
Cheapest printing
US$1.32
TCGplayer
Printings
3
Flash
Flying, lifelink
Power-up — {5}{W}{W}: Put a +1/+1 counter and an indestructible counter on Captain Marvel. (Activate each power-up ability only once. Reduce the cost by her mana cost if she entered this turn.)
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.