Ellsbury and I don't even need to think about it.
He's been out all year with a shoulder injury...so the power more than likely won't be there...so now he's a speed guy for you, which you have already in Bourn, Trout, and Harper to a degree.
Add in time to shake the rust off and it is a no brainer IMO.
C - Contreras
1 - Votto
2 - Cano
3 - Rendon
S - Machado
O - Betts,Marte,Springer,Hanley
U - C. Santana
B - Pederson,Napoli,Meadows
S - Cueto, Pomeranz, Duffy, Mauricio Cabrera
P - Maurer
R - Chapman, Osuna
B - Wacha, Bauer, Skaggs, Glasnow
DL60 - Cobb