Who would you target for Zeke.. Brieda?

Currently 4-2
Rbs: Zeke, Carson, Brieda, J. Williams
Wr: Hill, Evans, D. jackson
Te: Hooper

I feel like I could Upgrade here and be able to lock in all WR 1, RB1, evan at flex.

Who has good play off match up ups that I should be trying to target?