CFLHorsemen Update
For those trying to sort out what moves your team should make in free agency, I have compiled a current list of free agent players by position. I also include relevant information such as age, years in the CFL, where Canadians are from, awards, etc..
Check it out here:

For those interested in seeing what their southern Alberta rival is up to, you can find a complete position chart as of all the Stampeder players signed as of today. I will try to keep this updated during the off-season. You can find it here:

I have written an article as to some predictions free agent predictions for all teams in the CFL. Take a look here:

Also, I update the free agent list with the signings of Bryant, Hucklack, and Perrett today. It can be found here:

Let me know how far off base I am with my predictions!

I think you are bang on for where the Riders needs are on the Defensive side of the ball. My predictions are different from yours though on who/which free agents the Riders may go after; DB Seth Williams - LB Marcellus Bowman and DE Bryant Turner. For receiver; not too sure.