- Remember Reach
Halo: Reach: Play a game of Halo: Reach on the 14th of any month.
- Classic Completion
Halo: Reach: Complete Exodus without using any armor abilities.
- Easy to Overlook
Halo: Reach: Access hidden UNSC radio chatter.
- Confused Callouts
Halo: Reach: Trigger a humorous callout on your HUD's position indicator.
- We're Gonna Need a Bigger Ship
Halo: Reach: Fly both the Pelican and Phantom on New Alexandria.
- Play Us a Sad Song, Claude
Halo: Reach: Listen to a hidden music cue.
- HBOrg Special
Halo: Reach: Party with the DJ Brute.
- Swift and Shallow
Halo: Reach: Hijack a Banshee during the Reach Campaign.
- Two Corpses In One Grave
Halo: Reach: Kill 2 vehicles at once with the Target Locator during ONI: Sword Base.
- Wake Up Buttercup
Halo: Reach: Destroy the Corvette's engines & escort in under 3 minutes during Long Night of Solace
- How Did I Lose All My Fingers?
Halo: Reach: Beat the par score on The Package.
- We'll Be Back
Halo: Reach: Beat the par score on every Halo: Reach level.
- Run and Gunned
Halo: Reach: Headshot 10 enemies while they are sprinting.
- Because It Wasn't Hard Enough
Halo: Reach: Complete a Legendary campaign mission with 3 or more skulls enabled (Scoring Only).
- Requiescat in Pace
Halo: Reach: Complete 10 assassinations on enemy players.
- Game Breaker
Halo: Reach: Kill 10 enemies while using a Jetpack.
- Workers' Compensation
Halo: Reach: Splatter an enemy using the forklift.
- Enemies Everywhere!
Halo: Reach: Complete a Firefight set on Normal or Harder.
- Yes No You Decide
Halo: Reach: Find Data Pad 19 on Lone Wolf on Legendary difficulty
- Canonical Conundrum
Halo: Reach: Find all Data Pads.
- Precious Cargo
Halo: Reach: Beat the par score on The Pillar of Autumn.
- Parting the Sea
Halo: Reach: Beat the par score on Exodus.
- Insomnia
Halo: Reach: Beat the par score on Long Night of Solace.
- Bake That Cake
Halo: Reach: Beat the par score on Tip of the Spear.
- Still Sharp
Halo: Reach: Beat the par score on ONI: Sword Base.
- Ice In Your Veins
Halo: Reach: Beat the par score on Winter Contingency.
- Generous Tipper
Halo: Reach: Beat the par time on Tip of the Spear.
- Wait, How'd the Ship Get Down Here?
Halo: Reach: Beat the par time on The Pillar of Autumn.
- Fast Fall
Halo: Reach: Beat par time on all Halo: Reach levels.
- Collection Eligibility Confirmed
Halo: Reach: See, he IS in the game!
- Speedy Delivery
Halo: Reach: Beat the par time on The Package.
- One For the Record Books
Halo: Reach: Beat the par time on New Alexandria.
- Quicker Than Reading the Book
Halo: Reach: Beat the par time on Exodus.
- Now Just You Gúta Minute
Halo: Reach: Beat the par time on Nightfall.
- Just Like Storming a Castle
Halo: Reach: Beat the par time on ONI: Sword Base.
- Winter Urgency
Halo: Reach: Beat the par time on Winter Contingency.
- Reach Has Been Good to Me
Halo: Reach: Complete a Halo: Reach playlist.
- Folks Need Heroes…
Halo: Reach: Complete every level of the game on Heroic difficulty.
- Gods Must Be Strong
Halo: Reach: Complete every level of the game on Legendary difficulty.
- A Monument To All Your Sins
Halo: Reach: Complete every level of the game on Legendary difficulty, by yourself.
- Digital Destinies
Halo: Reach: Find Data Pad 9 on The Pillar Of Autumn
- Assembled the Majority
Halo: Reach: Find Data Pad 18 on The Pillar Of Autumn on Legendary difficulty
- This is Not the Greatest Lab in the World…
Halo: Reach: Find your way into Halsey's Lab on The Package.
- Silent Shepherds
Halo: Reach: Find Data Pad 17 on The Package on Legendary difficulty
- Terminal Conditions
Halo: Reach: Find Data Pad 8 on The Package
- Tank Beats Everything
Halo: Reach: Finish The Package on Legendary with the Scorpion intact.
- Nine Lives Are a Myth
Halo: Reach: Beat the par score on New Alexandria.
- New Ways to Save a Buck
Halo: Reach: Hear a familiar voice on New Alexandria.
- Curious Composition
Halo: Reach: Find Data Pad 16 on New Alexandria on Legendary difficulty
- Did You Major in Marine Bio?
Halo: Reach: Encounter the hidden marines on Exodus.
- Of Patience and Partiality
Halo: Reach: Find Data Pad 15 on Exodus on Legendary difficulty
- Info Dump
Halo: Reach: Find Data Pad 6 on Exodus
- No Picnic
Halo: Reach: Observe a grizzy scene on New Alexandria.
- Jorge Can't Have All the Big Guns
Halo: Reach: Use a Pelican turret.
- The Answer is Simple
Halo: Reach: Find Data Pad 14 on Long Night Of Solace on Legendary Difficulty
- Meddling and Madness
Halo: Reach: Find Data Pad 13 on Tip Of The Spear on Legendary difficulty
- Rampant Speculation
Halo: Reach: Find Data Pad 4 on Tip Of The Spear
- Your Heresy Will Stay Your Feet
Halo: Reach: Kill the Elite Zealot before he can escape during Tip of the Spear.
- Moon's Out, Goons Out
Halo: Reach: Beat the par score on Nightfall.
- Unsolved Mysteries
Halo: Reach: Find Data Pad 12 on Nightfall on Legendary difficulty
- T'vaoan Terminator
Halo: Reach: Kill 100 Skirmishers.
- Meeting of the (Artificial) Minds
Halo: Reach: Find Data Pad 3 on Nightfall
- Read Halsey's Journal
Halo: Reach: Find Data Pad 2 on ONI: Sword Base
- What Does It All Mean?
Halo: Reach: Find Data Pad 11 on ONI: Sword Base on Legendary difficulty
- Skunked
Halo: Reach: Won a matchmade game of Invasion in the 1st phase.
- Negative, Ghostrider
Halo: Reach: Get a Skullamanjaro in a matchmade Headhunter game.
- They've Always Been Faster
Halo: Reach: Clear Winter Contingency without setting foot in a drivable vehicle.
- Hey, You Dropped This
Halo: Reach: Find Data Pad 1 on Winter Contingency
- Keep It Clean
Halo: Reach: Kill 7 Moa during Winter Contingency.
- Unreliable Narrator
Halo: Reach: Find Data Pad 10 on Winter Contingency on Legendary difficulty
- Clear and Present Danger
Halo: Reach: Pad on the run.
- Send Me Out... With A Bang
Halo: Reach: Complete The Pillar of Autumn.
- Welcome to Reach
Halo: Reach: Complete every level of the game on Easy difficulty.
- The Soldier We Need You To Be
Halo: Reach: Complete every level of the game on Normal difficulty.
- This Is Not Your Grave
Halo: Reach: Complete The Package.
- Dust And Echoes
Halo: Reach: Complete New Alexandria.
- Front Page News
Halo: Reach: Find me in the club.
- Paper Trail
Halo: Reach: Find Data Pad 7 on New Alexandria
- I Didn't Train To Be A Pilot
Halo: Reach: Kill 3 of the anti-aircraft batteries during New Alexandria.
- Into The Howling Dark
Halo: Reach: Complete Exodus.
- The Humble Beginnings of Wiljax Brantley
Halo: Reach: Now that's a value meal.
- Sabre Metrics
Halo: Reach: Beat the par time on Long Night of Solace.
- You Flew Pretty Good
Halo: Reach: Complete Long Night of Solace.
- Minority Report
Halo: Reach: Find Data Pad 5 on Long Night Of Solace
- To War
Halo: Reach: Complete Tip of the Spear.
- Mind the Skill Gap
Halo: Reach: Observe the logo of a buttoned-up mining company.
- I Need A Weapon
Halo: Reach: Complete Nightfall.
- What About Bob?
Halo: Reach: Find and eliminate one of the hidden Ranger Commander Elites.
- Protocol Dictates Action
Halo: Reach: Complete ONI: Sword Base.
- We're Just Getting Started
Halo: Reach: Complete Winter Contingency.
- I'm Sorry, Dave
Halo: Reach: Find the hidden binary signature.
- Chol Von's Not Gonna Like This
Halo: Reach: Kill 1000 Skirmishers.
- Forza in the Fall
Halo: Reach: Flip the switches to become a Reach Racer!
- Fly, You Fools!
Halo: Reach: Find the hidden Banshees on The Package.
- Why Do This To Yourself?
Halo: Reach: Complete the Halo: Reach LASO Campaign playlist.
- Who Needs Red Flag?
Halo: Reach: Complete three Halo: Reach playlists.
- Keep Your Foot on the Pedrogas
Halo: Reach: Complete all Halo: Reach Legendary campaign missions in under 3 hours.
- Left Behind
Halo: Reach: Achieve a score of 30,000 points on Lone Wolf.
- One Final Firefight
Halo: Reach: Achieve a score of 150,000 points on Lone Wolf.
- Capacious Cartography
Halo: Reach: Create a custom map using Forge World.