I think that the afghan/blanket overall pattern isn't the most important to you--it is the Cowboy "star" that is the most important, correct?
I have found a graphed cowboy star, that you could incorporate into any afghan or blanket pattern.
I need a free crochet men's slippers pattern for the Dallas Football Team, for six brother's Christmas present! YIKES! help!!
The Steelers do not have cheerleaders.
Find out at Steelers.com.
Go to Crochet.com.
One can find Steelers bedding specifically in Pittsburgh as that is Steelers are based. One can order online but there is a store that sells different types of team covers called team covers.
Pittsburgh
You can find free crochet ball patterns on websites like Ravelry, Pinterest, and AllFreeCrochet. Just search for "free crochet ball pattern" and you should find plenty of options to choose from.
Click on the "Steelers Helmet Coloring Page" link below.
Some retailers that offer Pittsburgh Steelers hats include the NFL, Steelers and ESPN web stores. Also, one may find these hats at Zazzle, Lids and Hatland.
Pittsburgh Steelers watches are available for men and women. They can be purchased online from sites including NFL Shop, Football Fanatics and Amazon.
Steelers.com retailer for $35.
There are several websites which host fantasy football leagues and have information on the Pittsburgh Steelers as a result. However the best place would probably be the Steelers website which also has a fantasy page.
You can knit, or crochet, or mix the two crafts to fashion a butterfly.You can either make up a pattern or find a pattern of the butterfly you want to craft.