What can I do with artifacts that would be unique that the hobbits could interact with
Like most Magic: The Gathering cards, the value of Gishath, Sun's Avatar depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (The Lost Caverns of Ixalan)
Then pay the two generic mana to trigger Isochron Scepter and cast a copy of Final Fortune
Its no surprise that Tekuthal, Inquiry Dominus is heavily played in EDH given that it combines these two mechanics
Esika, God of the Tree / The Prismatic Bridge Esika, God of the Tree is best built with legendary creatures in the army so that they can tap and add one mana of any color when you need it
To do so, its controller draws a card and discards a card