Erebor, a banking startup centered on blockchain innovation, has successfully raised $350 million in a funding round led by Lux Capital, achieving a valuation of $4.35 billion. The company, co-founded by Anduril CEO Palmer Luckey, has received approval from the FDIC to operate as a national bank. Erebor plans to launch next year, offering a mix of traditional and cryptocurrency services tailored to tech firms within the U.S. innovation economy.