The Unspeakable {6}{U}{U}{U}
Legendary Creature — Spirit
BlueCommander: legal
Identity
Blue
EDHREC rank
#20,018
Cheapest printing
US$0.31
TCGplayer
Printings
3
Flying, trample
Whenever The Unspeakable deals combat damage to a player, you may return target Arcane card from your graveyard to your hand.
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.