Discover is boosted by MTGs powerful exile cards While Discover is a powerful ability in its own right, its being pushed over the edge by the number of synergistic options MTG has for exiling cards, particularly in red Cards like Passionate Archeologist were sitting around the $5 mark on average before The Lost Caverns release
If theyre a self-mill EDH deck, even better
Aside from the far less potent Modern dredge deck, owning four copies of this ridiculously expensive card is just about the only way to play a competitive Dredge deck and in the Vintage format of all places
Artifact synergies are the final leg Deep Sea Clue rests on, with cards like Thought Monitor, and Kappa Cannoneer
Of all the Treasure Commander decks, izzet will likely give you the longest turns but the most reliable execution every game
Goblin Game Theres nothing in Magic quite like Goblin Game