Mines? How could you possibly discount Mines? Our first Staves, Watcher in the Water, Balrogs, Twilight Nazgul,
Mithril Coat, so many epic, in the old sense of the word, cards.
('course, I may be biased; my first starter was a Gandalf FotR box, but for months afterwards all I could get my hands on was MoM boosters....;D)