Activision is asking a California court to allow it to subpoena 15 companies, including Twitter, Reddit, Google, Paypal, Discord and Coinbase, to find out the names of 15 people it says are involved in the sale of Call of Duty cheats.

Why it matters: Game companies are getting increasingly aggressive in their fight to stop rampant cheating in multiplayer games.

• Activision’s request is part of its lawsuit against Germany-based EngineOwning, which sells cheats to many games, including several Call of Dutys.
• In its complaint on Jan. 4, Activision said the cheats have caused the company “irreparable damage to its goodwill and reputation and to lose substantial revenue.”

Between the lines: In a new filing the company said it has been unable to identify everyone behind the cheats and needs help to figure out the identities behind the likes of users Bonsai, Homie