From September 16 to September 23, you won't have to choose which event to wait for next: Double XP, Double Credits, and bonuses to Daily Clan Objectives will all be active simultaneously.
During this time, you will receive:
×2 XP for participating in modes, Medals, and Ribbons
×2 Credits for Daily and Weekly Objectives, as well as Combat Pay Objectives
×2 Clan Pass XP, Clan Rating points, and Clan Credits for daily Clan Objectives
A week when progression, Credits, and Clan progress move twice as fast. The perfect time to catch up on everything you've been putting off before the update!