I'm working on this concept for my animated series, S3, and I thought I might share some tips with everyone who struggles with composition.
The tips I mention in this video are used by professionals all the time and they just add so much to a paining that they should never overlooked.
(I know guy in the middle is in a bit of a weird pose, I fixed him afterwards)
If you have any question, feel free to ask.
I will make sure to get back to you asap :D