Malcolm, the Eyes {U}{R}
Legendary Creature — Siren Pirate
Identity
Izzet
EDHREC rank
#7,748
Cheapest printing
US$0.35
TCGplayer
Printings
4
Flying, haste
Whenever you cast your second spell each turn, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")
Keywords: flying, investigate, haste
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.