Ayara, Widow of the Realm // Ayara, Furnace Queen {1}{B}{B}
Legendary Creature — Elf Noble // Legendary Creature — Phyrexian Elf Noble
Identity
Rakdos
EDHREC rank
#7,257
Cheapest printing
US$0.37
TCGplayer
Printings
3
{T}, Sacrifice another creature or artifact: Ayara deals X damage to target opponent or battle and you gain X life, where X is the sacrificed permanent's mana value.
{5}{R/P}: Transform Ayara. Activate only as a sorcery. ({R/P} can be paid with either {R} or 2 life.)
//
At the beginning of combat on your turn, return up to one target artifact or creature card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step.
Keywords: transform
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.