As a Tactical, kill 25 enemies with every available Primary Weapon

As a Sniper, make 250 Headshots

As an Assault, hit 500 total enemies with Ground Pound

Customise a full Armour set for one Class

As a Vanguard, perform 100 Gun Strikes

Kill 5 enemies while they are conducting a Call for Reinforcements

Vegetable farm expanded to maximum.

Rice field expanded to maximum.

Discovered the Glacial Passage.

Complete ten background goals in a single playthrough - you are one with your character.

Deliver a nova cannon warhead to the Tyranid position

Destroy the Chaos warp beacon

Kill the Hive Tyrant