Vision, Spectral Synthezoid {6}{U}{U}
Legendary Artifact Creature — Robot Hero
BlueCommander: legal
Identity
Blue
EDHREC rank
#16,403
Cheapest printing
US$0.36
TCGplayer
Printings
1
Flying
Once during each of your turns, you may cast a noncreature or Robot spell from your hand without paying its mana cost.
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.