Sally Pride, Lioness Leader {3}{W}{W}
Legendary Creature — Cat Mutant Rebel
WhiteCommander: legal
Identity
White
EDHREC rank
#12,515
Cheapest printing
US$0.30
TCGplayer
Printings
2
When Sally Pride enters, create X 2/2 red Mutant creature tokens, where X is the number of nontoken creatures you control.
Whenever Sally Pride attacks, put a +1/+1 counter on each creature you control.
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.