I created my own pattern on graph paper and used the Afghan Stitch to make the blanket. Yarn was 4 ply Red Heart in multiple colors (many were from scraps).
Design your own knitting charts with knitting graph paper. @Afshan Shahid
Use this knitting graph paper in letter size to custom design your own knitted projects. Rectangles rather than squares mean gauge and proportion will be accurate. It is in portrait (vertical) orientation. Free to download and print
Graph Paper - Customizable and Printable
Dragon cross stitch by Mudgey might have to make into a crochet pattern....
How to make your own cross stitch pattern More
14 count blank graph paper to print out
printable graph paper
Another knitting graph paper chart that looks like knit stitches.
Catwoman - DC Comics Perler Bead Pattern