The Ravens elevated Miller from the practice squad to the active roster Friday.
Anthony Miller - Elevated for regular-season finale
Armour-Davis (hamstring) was placed on injured reserve Friday.
Jalyn Armour-Davis - Shifts to IR
The Ravens activated Kolar (forearm) from injured reserve Friday.
Charlie Kolar - Activated from injured reserve
Ravens lead AFC North at 11-5 with MVP candidate Lamar Jackson, Derrick Henry duo, and defensive leader Kyle Hamilton
Steelers' AFC North hopes hinge on Browns' Bailey Zappe upsetting Ravens