Ganax, Astral Hunter {4}{R}
Legendary Creature — Dragon
RedCommander: legal
Identity
Red
EDHREC rank
#1,531
Cheapest printing
US$4.89
TCGplayer
Printings
3
Flying
Whenever Ganax or another Dragon you control enters, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")
Choose a Background (You can have a Background as a second commander.)
Keywords: flying, choose a background, treasure
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.