Throw and hit an enemy directly with a Flammable Cannister then blow them up with it

Reach the roof in 'Highrise' under 45 seconds

Use a missile to take out a single enemy in 'Danger Close'

Customize your loadout in every Open Combat Mission

Destroy all of the cars in the mansion garage in 'Oligarch'

Use a Shock Stick to disable an enemy Sentry Gun

Using the EBR-14, kill 2 enemies with 1 bullet 5 times in 'Payload' without sounding the alarm

Use 5 different Armaments in Open Combat Missions

Kill 12 enemies while descending in the panopticon in 'Operation 627'

Defeat the One True King

Acquire 20 Melee Weapons

Pet a Hellhound in MWZ

Have 9 perks active at the same time in MWZ