Varnis, First Minister

At the beginning of your upkeep, search your
library for a basic land, reveal it, put in your
hand, shuffle your library.

At the beginning of your end step you may pay
{1} to create a colorless artifact token named
treasure with "{t}, Sacrifice this artifact: Add
one mana of any color to your mana pool."
You may pay this cost more than once.
These artifacts enter the battlefield tapped.