Get a tier 3 RUSH reward.
10 for 10
Get a Giga Kill.
Play with someone who has this.
You won, bro!
Win a full match.
Buy an experimental weapon.
New and Improved
Buy all the upgrades in a single match.
Get 100,000 score over multiple matches.
Don't Tase Me Bro
(It had to be added) Kill a Taser Bot while being Tased.
You're so critical of everything
Get 200 critical hits.
Reach the rank of Initiate
Warm Blooded Killer
Kill 1,000 Enemies.
Get 25 critical kills in a row.
Complete the training skill tree
Do you know who I am?
Get the highest level killing spree.
Respecialize your skills
Locked and Loaded
Upgrade every part of a weapon.
Buy an armor customization.
Win on each of the original 3 maps, Cargo, Mercury Switch, and Serial
Ride 'em for 10 seconds.
Can I have more content yet?
Kill 5,000 Enemies.
Beat a level on Extreme difficulty.
Reach the rank of 13th Seat, Junior
Beat Frost on Hard or Higher.
You've reached the limit. For now.
Core of the matter
On Core, complete a full match on normal difficulty, without dying.
Buy 3 full sets of armor.
Kill 6 enemies with a single AVLaser shot.