WhenThe Flashraces across the finish line innext week’s series finale, it marks the end of an era.

As the last standingArrowverseseries,The CW’s interconnected TV universe is ending with it.

“I’ve approached it asThe Flashis over and I want to make the bestFlashseries finale as possible.

The Flash

Grant Gustin as The Flash and John Wesley shipp as Jay Garrick on ‘The Flash’.Bettina Strauss/The CW

On the other side, of course, there’s noBatwoman.

There’s noBlack Lightning.

It is very strange.

All of the shows that were on Earth-Prime, they’re all going away.

So what does that mean?

I don’t know.”

So we’ll see."

The Flashseries finale airs Wednesday, May 24, at 8 p.m. ET/PT on the CW.