What ad formats drive better revenue?

Hi developers!

Please share your thoughts. What ad formats bring you higher revenue and eCPMs today?
Native in-feed ads, rewarded videos or interstitials? Maybe you are OK with standard banners?

If you monetize your app with any other ad format, I’d also appreciate your details on that.

Here are our [b]latest case studies and best practices[/b] on different ad formats.

Many thanks!