Square grid
Square grid by Phrawzt
Video with square grid being used:
https://www.youtube.com/watch?v=2j3BJoqYlbA
Extra videos about the square grid:
https://www.youtube.com/watch?v=K9roVsPlobY
https://www.youtube.com/watch?v=7ApXYnAcjKU
https://www.youtube.com/watch?v=IkshBkK02-M