DemonFemboy

Promise Keeper Issue a Death Threat, and then successfully kill the target.

Blimey O'Riley Pounce on 10 enemies whilst controlling Riley

Underground Soldier Defeat Shift-Lock league boss The Underground Soldier

Spiky Personality - Kill a Helghast using a Burster Killed a Helghast by shooting a Burster plant

Worth the Wait Successfully Extract a contaminated item from the Dark Zone.

Mirage Find the hidden desert flower.

The Doctor Complete level 'The Doctor'

Bane of the Machines Kill 25 Vex with precision shots in 1 mission without dying.

BFFs All optional conversations found in Left Behind

Braving the storm Complete the Singapore mission in the Campaign

Decorated Reach Rank 1 with all 4 Infantry classes in multiplayer

Level 7 Complete Level 7

Surprised? Me Neither Uncover the truth about the Outlaw

Beyond Extreme Tune a car to max drift or grip settings

Grindin' Completing the console section on first attempt.

Level 8 Complete Level 8

Don’t Go - Hard Finish Left Behind on Hard

Live With The Hot Ones Kill 30 enemies with the Flamethrower

Level 10 Complete Level 10

Level 9 Complete Level 9

Seduction of the Gun Achieve 50 critical shots on light tanks.

Covenant: Gravelord Servant Discover Gravelord Servant covenant.

One Down, Two to Go! Completely upgrade any one wing of the Base of Operations.

Level 11 Complete Level 11

The Final Curtain Uncover the fates of Gordon Amherst and Aaron Keener.

Level 12 Complete Level 12

ISA TV - Establish communications Made contact with Earth

An Agreement Forged Completed "The Ocean Roars Again."

Level 13 Complete Level 13

The Last of Us - Survivor + Complete the game on Survivor +

Buzz Off! Die as Crash.

Twilight Walker Completed your first Twilight mission.

Level 14 Complete Level 14

Decked Out Have Purple-rarity gear or better equipped in every slot.

Common Courtesy Discover and complete all unwritten tales on Iki Island.

Annihilation Kill 25 infantry in 2 seconds as a Titan in the Campaign

Wraithless in Battle Defeat a Wraith.

Master Prototype Complete the game on HARD difficulty.

Gotham After Midnight Glide for 400 meters while less than 20 meters from the ground.

Defeat the Dark Sun Gwyndolin Defeat Dark Sun Gwyndolin, the Darkmoon God.

Clash of the Gods Adventure through Olympus and complete the story.

Really hard? This be Impossible! Destroy 50 enemies as MetalBeard.

I Fought the Law Escape the Skyhammer

Took a casual look around Find 9 collectibles in the Campaign

IDDQD Upgrade all Runes

Level 15 Complete Level 15

One day when the boss get hungry Skin a crab

Level 16 Complete Level 16

Projectile Pro Defeat a flying enemy with any thrown object.

To Link the Fire Reach "To Link the Fire" ending.