User blog comment:The Very SyiS/Maintenance going on?/@comment-34703507-20180613075840/@comment-32271305-20180613092841

We'll probably know more at 16:00 PST, with the in-game announcement.

They still haven't added the WT prize (I'm guessing it will be Cell, the same as on JP), and if they do release a new banner before the anniversary, it might be the Goku & Vegeta banner, with only old units: Rare Summon: Eternal Rivals