Call of Duty: Black Ops sold-through an estimated $360 million in the first 24 hours in North America and the UK alone, Activision has announced, leading the publisher to declare the November 9 launch the new “biggest entertainment launch ever.” It had previously bestowed the title upon Infinity Ward’s Call of Duty: Modern Warfare 2.

Treyarch’s Cold War-era shooter sold through approximately 5.6 million copies in North America and the United Kingdom, according to Activis…