Ancient Mathom is an old, but good staple. It's one of 's only ways of card draw. The only drawback is the fact that you must explore a location first, and a non-immune one at that. But, in the sphere that is the best at location control, the restriction shouldn't be noticed, and one resource for three cards is great.
Attachment. Cost: 1.
Attach to a location.
Response: After attached location is explored, the first player draws 3 cards.
The Mathom-house it was called; for anything that Hobbits had no immediate use for, but were unwilling to throw away, they called a mathom. Their dwellings were apt to become rather crowded with mathoms... The Fellowship of the Ring
A Journey to Rhosgobel #56. Spirit.