Soldiers and warriors are very present in the manga, they are particularly represented in the Shōnen and Seinen.
So, here my tutorial of a strong and muscular soldier, in Manga / Anime style.
Step 1
Start by drawing the approximate shape of your character.
Do not press too hard on your pencil because these traits will be erased afterwards.
Step 2
Using the first step, draw the outline of your character.
Step 3
By helping you of the previous step, draw the details of your character.
Step 4
Draw the different lines of the character with felt pen with a skinny point and take off the marks of gray pencil with a rubber.
Step 5
Now with a software like Adobe Photoshop, felt pen or colored pencil, color the character with the main colors.
Step 6
Now you just have to add details on the soldier’s pants and on his sword as well as light and shadow effects to make your character more realistic.