Myojin of Cryptic Dreams {5}{U}{U}{U}
Legendary Creature — Spirit
BlueCommander: legal
Identity
Blue
EDHREC rank
#7,791
Cheapest printing
US$0.40
TCGplayer
Printings
2
Myojin of Cryptic Dreams enters with an indestructible counter on it if you cast it from your hand.
Remove an indestructible counter from Myojin of Cryptic Dreams: Copy target permanent spell you control three times. (The copies become tokens.)
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.