Indominus Rex, Alpha {1}{U/B}{U/B}{G}{G}
Legendary Creature — Dinosaur Mutant
Identity
Sultai
EDHREC rank
#10,378
Cheapest printing
US$24.07
TCGplayer
Printings
2
As Indominus Rex enters, discard any number of creature cards. It enters with a flying counter on it if a card discarded this way has flying. The same is true for first strike, double strike, deathtouch, hexproof, haste, indestructible, lifelink, menace, reach, trample, and vigilance.
When Indominus Rex enters, draw a card for each counter on it.
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.