As an additional cost to cast Tinker, sacrifice an artifact.
Search your library for an artifact card and put that card onto the battlefield. Then shuffle your library.
"What separates us from mere beasts is the capacity for self-improvement."
NM-Mint Foil - $12.90
NM-Mint Foil Non English - $12.90
Lightly Played Foil - $12.20
Lightly Played Foil Non English - $12.20
Moderately Played Foil - $11.60
Moderately Played Foil Non English - $11.60
Heavily Played Foil - $10.30
Heavily Played Foil Non English - $10.30
Damaged Foil - $8.40
Damaged Foil Non English - $8.40