The player has restored the forests of Arcadia

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

The player has acquired at least one weapon upgrade

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

The player has defeated the crazed Dr. Steinman

The player has successfully hacked a security bot

The player has successfully completed the Welcome To Rapture Level

Establish a beachhead at Peleliu Island on any difficulty. (Solo only)

Survive a banzai attack. (Solo only)

Save the soldier before he burns to death.

Get rescued by a Buddy

Escape the Town