The Mary Janes {3}{R}
Legendary Creature — Human Bard Performer
RedCommander: legal
Identity
Red
EDHREC rank
#22,192
Cheapest printing
US$0.26
TCGplayer
Printings
1
This spell costs {1} less to cast for each creature that attacked this turn.
Menace (This creature can't be blocked except by two or more creatures.)
Keywords: menace
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.