Flashback

Complete the game in Hard Mode

Conrad has to reach level 30

Obtain 100% in World Exploration

Complete all VR challenges

Obtain the maximum level for every upgrade

Kill an enemy by finishing him

Complete the game in Easy Mode

Complete the game in Normal Mode

Kill 200 enemies with explosives

Kill 500 enemies with the Heavy Shot

Kill 50 enemies by finishing them

Kill 50 enemies with a melee attack