Reach the Black Bridge for the first time.

Find your first secret zone.

Absorb the Vine Rune.

Kill 50 Enemies with the M4

Kill 20 Enemies with Gunfire While Hanging

Kill 30 Enemies with Mk-NDI Grenades

Kill 5 Enemies in a Row with Headshots

Kill 20 Enemies with Headshots

Finish the Game on Normal Without Changing the Difficulty

Kill 50 Enemies with the M4

Kill 30 Enemies with the MP40

Find 20 Treasures