Found a way to play Revelations with mods / console commands.

cd /d D:\ cd Steam\steamapps\common\Call of Duty Black Ops III start BlackOps3.exe +set fs_game usermaps +devmap zm_genesis

[www.digitalcitizen.life]

1) Open notepad and paste this script:2) Use the cd command to navigate to your Black Ops 3 install folder. Click HERE to learn how to use the cd command.3) To use mods such as the Free Perkaholic mod you need the mod id which can be found here: http://i.imgur.com/wdxpvET.png So in this case Free Perkaholic is: 775553917Make sure you're subscribed to the mod (duh)Replace "usermaps" with the idstart BlackOps3.exe +set fs_game 775553917 +devmap zm_genesis4) Save the file as a .bat file!5) Make sure steam is running before running.6) Run it and wait a few seconds.7) Go to steam you should get a popup click OK.8) Wait a few minutes for the game to load.9) Tada! No error!Video tutorial: https://www.youtube.com/watch?v=CdGervWjECk Video: https://www.youtube.com/watch?v=vO2cNexZDF4