mtg card grading guide Exor Game's Conditioning & CGC Cards Now Grading Magic:

Aside from the dual lands, theres a little bit of utility in this mana base

The MTG card Abhorrent Oculus has risen in price by 200% since Duskmourn: House of Horror launched

Gift allows you to give an opponent a draw, a creature, or even an extra turn in exchange for powering up the spell

Even seasoned drafters might employ this strategy under the right circumstances

Based on this card alone, this could be a deck that focuses heavily on interaction with the graveyard to discard and recall lands, but more realistically, it is likely that the deck will be set up to pull mana from sources other than just lands to allow for the discarding of lands without it impacting the deck too negatively

This thing, you just drop an island and youre done