Shattenkirk has been a valuable contributor for the Blues .
It 's unlikely contributor 'll overtake Alex Pietrangelo or Jay Bouwmeester -- both of whom are in the fold for the next two seasons -- and Parayko is beginning to see more ice than contributor as well .
Shattenkirk has been a valuable contributor for the Blues , but it 's unlikely he 'll overtake Alex Pietrangelo or Jay Bouwmeester -- both of whom are in the fold for the next two seasons -- and Parayko is beginning to see more ice than Shattenkirk as well .