The Dalek Emperor {5}{B}{R}
Legendary Artifact Creature — Dalek
Identity
Rakdos
EDHREC rank
#9,638
Cheapest printing
US$0.32
TCGplayer
Printings
4
Affinity for Daleks (This spell costs {1} less to cast for each Dalek you control.)
Other Daleks you control have haste.
At the beginning of combat on your turn, each opponent faces a villainous choice — That player sacrifices a creature of their choice, or you create a 3/3 black Dalek artifact creature token with menace.
Keywords: affinity
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.