Trade Cog

When crewed Exert{t}: Tap target land.
Add double what it produces.
Crew 2
Now I, Moroni, after having made an end of
abridging the account of the people of Jared, I had supposed not to have written more, but I have not as
yet perished; and I make not myself known to the Lamanites lest they should destroy me.
-Moroni 1:1