Arcades, the Strategist {1}{G}{W}{U}
Legendary Creature — Elder Dragon
Identity
Bant
EDHREC rank
#5,827
Cheapest printing
US$3.05
TCGplayer
Printings
4
Flying, vigilance
Whenever a creature you control with defender enters, draw a card.
Each creature you control with defender assigns combat damage equal to its toughness rather than its power and can attack as though it didn't have defender.
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.