No. Plagiarism would be copying that picture from google and uploading it on a personal website without giving credit. mah man using a picture to do art isn't plagiarism. people who give credit, ok fine no harm. but not doing that isnt big of deal either.

"Copying a picture off of google and uploading it on a website without giving credit" He literally does that exact thing.

except i redraw it in my own style, even if its realism, that still my style