Its amazing how powerful just copying a creature can be in Magic, and this card put infinite combos on the map for Modern
Investment Potential : The cards value has shown significant growth over time, attracting more collectors and investors
This is important, as its only a prerequisite for beefing up Coram but also to bolster the decks secondary theme of Lhurgoyfs
Even in cEDH, this can be a relatively budget option because one can play many lands in the deck to get them with Ad Nauseam, and the deck doesn't necessarily need all the top-end, old dual lands
That ability lets you cut way down on the cost of your manabase, running bulk tap lands like Tangled Islet as full-on duals
Imperial Seal and Vampiric Tutor Pay 1 mana (and 2 life), put any card in your deck on top of your library