You have at least three other cards in your graveyard.
You control up to three lands that can tap to produce at least ({2} magic symbol) ({U} magic symbol) .
Steps
Activate up to three lands by tapping them, adding at least ({2} magic symbol) ({U} magic symbol) .
Cast
Frantic Search for its escape cost by paying ({2} magic symbol) ({U} magic symbol) and exiling three other cards from your graveyard, causing you to loot twice and untap three lands.
Mesmeric Orb triggers three times, causing you to mill three cards.
Repeat.
Results
Near-infinite looting.
Near-infinite magecraft triggers.
Near-infinite self-discard triggers.
Near-infinite self-mill.
Near-infinite storm count.
Near-infinite draw triggers.
Metadata
In 321 decks according to EDHREC.
Bracket Tag
This combo has been estimated to be Powerful (Bracket 3+).