Whenever a land enters the battlefield under your control, investigate. (Create a colorless Clue artifact token with "{2}, Sacrifice this artifact: Draw a card.") Whenever you sacrifice a Clue, put a +1/+1 counter on Tireless Tracker.
NM-Mint - $1.10
Lightly Played - $1.00
Moderately Played - $0.90
Heavily Played - $0.80
Damaged - $0.60
NM-Mint Non English - $1.10
Lightly Played Non English - $1.00
Moderately Played Non English - $0.90
Heavily Played Non English - $0.80
Damaged Non English - $0.60