Pia, Aether Ascetic {2}{G}
Legendary Creature — Human Druid
GreenCommander: legal
Identity
Green
EDHREC rank
#9,787
Cheapest printing
US$0.75
TCGplayer
Printings
1
When Pia enters, you may discard a card. If you do, search your library for an enchantment card, reveal it, put it into your hand, then shuffle.
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.