Register 250 synthetic enemy kills

Register 150 organic enemy kills

Locate Dr. T'soni in the Artemis Tau cluster

Land on an uncharted world

Become a Spectre

Stop Menendez once and for all.

Escort the president to the secure location in downtown LA.

Crack the celerium worm.

Capture Menendez.

Capture Manuel Noriega and bring him to justice.

Find the Karma weapon.

Gather information on Raul Menendez' suspected terrorist plot.

Take down Menendez and his operation.