Illusion Mandala is made in Overlay Crochet technique. This easy to follow pattern (18 pages) is written for one size. It contains step by step full written instructions in English using standard crochet abbreviations and US terms (stitch guide is given in the pattern). It also contains lots of pictures explaining all the tricky and difficult places. Link of the pattern is below!
Illusion Mandala Overlay Crochet
by Tatsiana Kupryianchyk
Illusion Mandala Overlay Crochet [ FREE CROCHET PATTERN ] downloadable pattern is available here.