Plush Stuffed Unicorn Amigurumi Crochet Toy Pattern FREE. Crochet this Large plush Unicorn, made using the amazing Blanket yarn, which makes the stuffed toy unicorn so soft and squishy. Large sleepy Plush Stuffed crochet Unicorn The Stuffed Plush unicorn was originally designed to be made in the thick type of Blanket yarn to make it a large crochet plush toy, however, the recipient's big sister wanted a smaller version of the unicorn that she could attach to a keyring and attach to her bag. To make the small unicorn I used Double knit yarn and a 4.00mm hook in the classic amigurumi crochet style of yarn.