Complete the Tutorial
Defeated the Tripod
Took out 3 enemies at the same time using throwables.
Completed the Game for 1 Gamerscore.
Completed the Apartments.
Completed Nathan's Kingdom
Completed Plane Wreckage
Completed the Prison
Completed Castleton
Completed the Stadium
Fully upgraded Jack
Unlocked All Throwables
The world will rise again from the seed you planted.
Find sweet nothing at the warehouse.
Defeat the Fighting Machine
Take out 3 or more enemies with one throwable (or combination of throwables).
Just like Jay.
Collected the part from the Apartment block.
Collected the part from the Nathan's Kingdom
Collected the part from the Plane Wreckage
Collected the part from the Prison.
Collected the part from Castleton
Collected the part from the Stadium.
Fully upgrade Jack.
Unlock all throwables.