Kill over 100 enemies

Reach Rank 2 with any Warframe.

Complete Acis

Save a human from an Abductor's beam

Equip all Inventory slots with items that have a minimum required level of 25 or higher.

Pick up 500,000 gold.

Complete all quests in Act I.

Kill Diablo in Normal mode.

Recruit the Templar, Scoundrel, and Enchantress.

Kill Azmodan in Normal mode.

Complete all quests in Act II.

Kill one of the unique enemies listed in the Never Seen That Before Challenge.