BossZombieMan

Pop n' Tops Pop the tops off of the left and right moons in Launched in Deep Space.

Parole Day GTA Online: You completed The Prison Break as Heist Leader or Crew.

Master Conductor - Electrocute 3 Helghast Electrocute 3 Helghast with a single burst from the VC5 Electricity Gun

You Go To Hell Start a new game for the first time
(any difficulty setting)

One Man Army Kill 400 enemies.

Architect Build three wings on a house

Raining Limbs Kill 25 Grims using only grenades

Lead Foot Win a Race in the Campaign

Aerial Superiority - Kill 5 Helghast while in the air Killed 5 Helghast while airborne using the Jetpack

Score Abduction Ring a 5000 point UFO in Space Rescue.

The Village Completed the Jungle Mission

Just me and my trusty sidearm Reach wave 6 on any Horde Map without picking up a Primary or Secondary weapon.

One eye open Defeat Deathstroke

Rescuing Machine Rescue more than 25 sheep in Flock of Sheep to Rescue.

Motherly Ties Put a grieving mother's doubts to rest.

Eager Student Release Obi from his Trap.

Zaaaap! Ring all the lasers in Flying Discs… in space!

Journey to the moon Get rid of the five Dark Teensies

Vehicular Manslaughter Destroy 10 Warden vehicles while on the train

Chapter VI Leave the Refectory with the Butcher's key

Mystery solved Find all the secret files

Bravo, Rebecca Save Chris using Rebecca.

Bouquet Bonanza Get the Big Flower to appear in Baaa-loon Pop.

RIG Master Fully upgrade your RIG.

Practice makes perfect Headshot each of the targets in the gun range in Kaffarov

Wall of Shotgun Campaign: 50 kills with shotguns

Bats n' Pies Score 5,000 points from hitting Bat Targets during the Pie Dodge Event of Mine Cart Spelunk.

Dream Team Complete all the main quests cooperatively with any number of partners

Hunter-Seeker Find and kill all the most dangerous monstrosities located in dead zones

Lead Air Balloon Pop a hot air balloon in Pop Party.

You Swine Beat Pigsy to the top of the Decaying Titan.

Double Punch Kill 25 shielded enemies with a Stun Blast then Plasma Blast combo.

Dragon Rider! Complete the "Dragon Slayer" painting

New Challenger Join and complete an Online Tournament match

Tough as They Come Purchase all Health Upgrades.

Born Victim Release Jeff from his Trap.

Sands of Time Play the game for over 10 hours

Doing the Dishes Break 25 stick targets in Plate Break.

They Went That-a-Way Completed They Went That-a-Way.

Double Trouble - Reach the river in Co-op Made it to the Corinth River in Co-op mode

Violence Begets Violence Kill the Pighead.

They're all mine! Hit 20 different balls in Block Breakout Assault.

Everywhere! Take part at least once in the 4 different Challenges

Cost of the Truth Complete game using Truth Door.

Hatchet Job First kill with a Hatchet.

Operation Chaos Complete Operation Chaos in Campaign on any difficulty.

It's an Order Mark 100 opponents which were then killed by your co-op partners

First Crime Ring Control one crime ring.

Choked Up First kill with a Gas Mine.

The Dead Pool Defeated Weapon 11 (Deadpool)