At the beginning of your upkeep, investigate. (Create a colorless Clue artifact token with "{2}, Sacrifice this artifact: Draw a card.")
{T}, Sacrifice three Clues: Search your library for a card and put that card into your hand. Then shuffle your library.
Near Mint - $3.30
Near Mint Non-English - $3.30
Lightly Played - $2.90
Lightly Played Non-English - $2.90
Played - $2.30
Played Non-English - $2.30
Heavily Played - $2.00
Heavily Played Non-English - $2.00
Damaged - $1.60
Damaged Non-English - $1.60