Billboard, light box, and banner on the theme of war

Billboard, light box, and banner on the theme of war
Client's task:
Create a billboard, light box, and banner on the theme of war for me, the design should be simple without complexities, the main thing is to do it quickly and with quality!
The sizes are not large because I need to arrange all of this in A3 format for printing.
Completed in 1 day.
During the work process, I used SAI, Photoshop.