The iMessage has the built in feature of accessing apps specs outside of the app. That means you can do this generally.
The shortcuts like copy or paste text messages and sending or forwarding messages at once is easy to do with this technique.
Download the inbuilt mini Appstore from the iMessage chat options and download the app GAMEPIGEON. This will allow you to play them.
The iMessage has a system of proper providence of contact free messages. This will cause the iMessage to have perfect capture elements.