Complete a level with more than one player

Beat the qualifier time on any Time Trial stretch

Complete the story mode on any difficulty

Find all three hidden bags in one chapter

Complete Chapter 8 in story mode

The player has acquired at least one weapon upgrade

The player has fully researched the Leadhead Splicer

The player has taken at least one Research Photo of a Splicer

The player has purchased one slot in any Plasmid or Tonic track

When staring into the face of adversity, show courage and persevere.

Survive a banzai attack. (Solo only)

The player has defeated the crazed Dr. Steinman

The player has successfully hacked a security camera