Blind Seer {2}{U}{U}
Legendary Creature — Human Wizard
BlueCommander: legal
Identity
Blue
EDHREC rank
#19,138
Cheapest printing
US$0.85
TCGplayer
Printings
1
{1}{U}: Target spell or permanent becomes the color of your choice until end of turn.
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.