Close Search Call of Duty: Black Ops Cold War Update Affects League Play and Firebase Z, Patch Notes Revealed ✖ Call of Duty: Black ops Cold War got another update this week shortly after the launch of the much anticipated League Play. The update is relevant to the release of that gameplay environment in that it affects it directly by imposing restrictions on different parts of League Play ranging from attachments players can use as well as several kinds of other weaponry like Scorestreaks and Lethals. This same update also continues to tune the Firebase Z content released not long ago.