Completed Burial at Sea - Episode 2 in 1998 mode.

Gained five noisemakers through lockpicking.

Knocked out two or more enemies using the same Gas Bolt.

Used Ironsides to collect 20 rounds of ammo or more in Burial at Sea - Episode 2.

On three occasions, knocked out an enemy after silently dropping off a Freight Hook.

Completed Comstock House.

While invisible, used Peeping Tom to knock out 15 enemies with a melee attack.

Completed The Hand of the Prophet.