You defeated 30 ghosts.

You used an item move.

You cleared an Offline Mode arcade battle solo.

You won a PERFECT battle.

You broke a wall.

You pulled off 10 homing attacks.

You dealt a total of 1000 damage in Practice in Offline Mode.

Finish Left Behind on Normal

Finish Left Behind on Survivor

Get 100 kills in a single mission.

Apply 4 different Mods to a single weapon or Warframe.

Reach Rank 2 with any Warframe.