Board Thread:The Flash discussions/@comment-5536445-20190418033058/@comment-24152851-20190422110714

I doubt Eobard will be the Big Bad again. He's more like Malcolm Merlyn in that he's a villain who doesn't go away, but since Team Flash have known about him from the start it'd be very difficult to make him the main threat again.

If anything, the Season 6 villain is probably Red Death