Execute an Adrenaline Attack headshot on an enemy

Kill three enemies with one grenade

Find 50 Treasures

Swan dive from the top of the cliffs of Thailand

Finish any chapter, except for VI and VIII, without getting severely wounded.

Kill 4 enemies between 12:00 p.m. and 12:15 p.m. (local time, ranked play counts).

Swan dive from the top of Amanda's Ship

Kill two enemies with one grenade

Swan dive from the top of the Kraken Room

Find 10 Treasures

Last 30 seconds with 50+ zombies on fire.

Fill the screen with the maximum amount of blood on any level.