Easy.
Someone will get injured and they will be placed in bubble wrap.
Every time one of then gets dinged or tired even a little they can be pulled.
A missed assignment, dropped pass, or fumble is now a benching for the next series. Repeat offenses gets a guy benched for the game.
Punt returner, kick returner, wildcat QB, receiver, there are tons of explosive plays and packages to be involved in.
The real key is to beat the living snot out of teams so you can rest your top two backs in the fourth quarter.
Dallas is likely gone but if he isn’t he keeps his current role. Lingard and Chaney compete with Harris and get all the return duties.