less to cast for each land your opponents control that could produce 
.
Flying
When this creature enters, destroy target nonbasic land an opponent controls.No reference price for this printing yet: not enough stores to make an average.
Run a comparison: we query the stores live, it may have arrived this morning.
Obsidian Charmaw's first ability counts each land your opponents control that would produce {C} if one of that land's abilities resolved. It doesn't matter whether that land's controller could currently activate the ability or not.
2021-06-18 · Wizards of the Coast
Multizone · Condition MP
Play N Trade Winnipeg
Black Knight Games · Foil
