Numot, the Devastator {3}{U}{R}{W}
Legendary Creature — Dragon
Identity
Jeskai
EDHREC rank
#17,249
Cheapest printing
US$1.53
TCGplayer
Printings
2
Flying
Whenever Numot deals combat damage to a player, you may pay {2}{R}. If you do, destroy up to two target lands.
Keywords: flying
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.