Nolan Arenado's contract gets amended with Cardinals – The Durango

St Louis Cardinals to add Nolan Arenado from Colorado in major

Nolan Arenado Reportedly to Opt in to Rest of Cardinals Contract

Nolan Arenado Won't Opt Out Of Cardinals Contract - MLB Trade Rumors

Cardinals' Nolan Arenado declines to use opt out clause to become

St Louis Cardinals to add Nolan Arenado from Colorado in major

Nolan Arenado Won't Opt Out of Cardinals Contract: 'I'm Absolutely

Nolan Arenado opting in to remainder of five-year contract with

Nolan Arenado Reportedly to Opt in to Rest of Cardinals Contract

Cardinals Rumors: Arenado telling friends he will not opt out

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