Microsoft could buy Activision Blizzard by the end of the week. Here's what that means for 'Call of Duty.'

• Microsoft is closing in on a deal to buy Activision Blizzard.
• Activision President Rob Kostich said he thinks the deal will make "Call of Duty" better.
• "This deal is good for the industry," Kostich told Games Beat.

Activision Blizzard's president thinks that Microsoft could make the "Call of Duty" franchise even better.