Nick Valentine, Private Eye can't be blocked except by artifact creatures. Whenever Nick Valentine or another artifact creature you control dies, you may investigate. (To investigate, create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")
NM-Mint Foil - $2.30
Lightly Played Foil - $2.20
Moderately Played Foil - $2.10
Heavily Played Foil - $1.90
Damaged Foil - $1.50
NM-Mint Foil Non English - $2.30
Lightly Played Foil Non English - $2.20
Moderately Played Foil Non English - $2.10
Heavily Played Foil Non English - $1.90
Damaged Foil Non English - $1.50