Finish 5 Elite Faction Missions.

Unlock 10 Perks in the Skills menu.

Find 30 Attachments and then equip one in the gunsmith.

Kill a Breacher, a Rocket Gunner and a Sniper with CQC while in stealth.

Upgrade a weapon to Mark 3.

Unlock 4 Classes.

Kill an helicopter's pilot with any weapon.

Equip a legendary weapon.

Spend 100.000 Skell Credits.

Kill a Behemoth.

Kill an enemy with every firearm type.

Reach the end of Act 2.

Unlock 2 Classes.