Activision says it develops so much content for Call of Duty that it needs "almost 1.5 lead studios" for each game

gamesradar.com:

Each Call of Duty game has "so much content" that Activision requires 1.5 lead studios to work on each installment. 

Last week the UK's Competition and Markets Authority (CMA) blocked the Microsoft Activision Blizzard acquisition claiming that it could damage competition in the gaming market. The regulator's final report (opens in new tab) on the deal revealed several interesting insights into Microsoft and Activision Blizzard, as well as the gaming industry as a whole. One of these interesting tidbits from the report reveals that Activision requires "almost 1.5" lead studios for each Call of Duty game it releases. 

The report reads: "A report by IDG submitted by a third party quoted Activision Blizzard as saying that it has so much content for CoD that it needs almost 1.5 lead studios for each annual CoD." The report continues, "Further, Activision is claimed in the report to have said that it typically uses about 15 outsourcing/co-development partners for a $100 million game, and 20- 30 different partners for a larger game."

As any Call of Duty player will tell you, Activision typically uses three main development studios so that there can be a new installment in the FPS series each year - the studios in question being Infinity Ward (most recently behind Call of Duty: Modern Warfare 2), Sledgehammer Games (Call of Duty: Vanguard), or Treyarch (Call of Duty: Black Ops Cold War) with several support studios - such as Raven Software - assisting with the development of each game. 

Another interesting bit of information found in the report reveals that the total cost of the biggest games now reportedly tops $1 billion, which is a sharp increase from as recently as five years ago. Elsewhere in the report, the CMA shares its