This prototype shows a subtle animation of avatars flying in, and subtle background tint changes.
See how it was created step-by-step:
http://docs.proto.io/videos/prototyping-subtle-animation/
>starting at time: 28:40
Enjoy...
Using color adjustment and filters, I've simulated the iOS spotlight animation. Learn how you can apply these filters at https://proto.io/en/new-features/adjustments-filters/