When Mana Conference enters the battlefield, each player secretly chooses a basic land type, then those choices are revealed. Mana Conference gains each basic land type that received at least one vote. (Basic land types are Plains, Island, Swamp, Mountain, and Forest.)
NM-Mint - $36.80
Lightly Played - $33.10
Moderately Played - $29.40
Heavily Played - $25.80
Damaged - $18.40
NM-Mint Non English - $36.80
Lightly Played Non English - $33.10
Moderately Played Non English - $29.40
Heavily Played Non English - $25.80
Damaged Non English - $18.40