David Vonderhaar has revealed on Twitter that the Riot Shield will not be available in multiplayer in Call of Duty: Black Ops 3.
@dillonbogle43 Not in MP.
— David Vonderhaar (@DavidVonderhaar) September 27, 2015
There’s no indication as to why they decided to remove it, but it may have to do with the riot shield not working too well with the new movement system.