Fully upgraded the Drop Wall ability.
Fully upgraded the Threat Sensor ability.
Splattered an enemy with a Ghost.
Fully upgraded your Energy Shields.
Captured all available Forward Operating Bases.
Checked out the best possible view.
Discovered your first hidden Skull.
Scanned a Forerunner Artifact.
Fully upgraded the Grappleshot.
Stuck 50 enemies with grenades.
Took down all three Banished AA guns in under 20 minutes.
Unlocked the Thruster ability.
Unlocked the Drop Wall ability.
Used the Grappleshot to board an enemy Ghost.
Took out a Banished Propaganda Tower.
Eliminated a Banished High-Value Target.
Completed a Banished outpost.
Unlocked the Threat Sensor ability.
Threw 50 fusion coils.
Answered a UNSC distress call.
Captured your first Forward Operating Base.
Accessed your first Mjolnir Armor Locker.
Located and secured a Spartan Core.
Accessed your first UNSC Audio Log.
Accessed your first Banished Audio Log.
Successfully used the Grappleshot 50 times.
Accessed your first Spartan Audio Log.
Tried out a new weapon customization item.
Got and equip a new AI.
Wore a new armor customization item.
Completed a Weekly Challenge.
Completed a Daily Challenge.
Changed your Spartan's look in the Customize menu.
Changed your Spartan Tag.
Earned "Perfect" with a VK78 Commando in a matchmade game.
Earned "Chain Reaction" with a Shock Rifle in a matchmade game.
Earned 3 stars in a Weapon Drill.
Earned 3 stars in 5 Tier 3 Weapon Drills
Completed the Tutorial.
Accessed your Personal AI.
Grabbed a power weapon from the Tutorial armory.
Earned "Splatter" with a Brute Chopper in a matchmade game.
Earned 2,000 score in a matchmade game.
Earned a Mythic Medal in a matchmade game.
Acquired all Spartan Cores.
Earned "Mount Up" in a Razorback in a matchmade game.
Completed a Weapon Drill.
Accessed all 34 Mjolnir Armor Lockers.
Test drove a new vehicle customization.
Changed any training mode option.
Killed a Grunt that's been thrown by a Brute.
Brought some rescued UNSC Marines along for the ride into a main mission.
Completed one level in a Battle Pass.
Got the Scorpion all the way to the "House" without it blowing up.
Completed a Battle Pass.
Used the Thruster 50 times.
Used the Threat Sensor 50 times.
Deployed the Drop Wall 50 times.
Completed all 14 main missions in under eight hours.
Launched into Training Mode for the first time.
Completed a Limited Time Challenge.
Destroyed 40 Banished Propaganda Towers.
Played a Ranked Match.
Discovered all hidden Skulls.
Finished Ranked Placement Matches.
Viewed a clip in theater.
Played a custom game.
Scanned all seven Forerunner Artifacts.
Answered all UNSC distress calls.
Unlocked all Spartan Audio Logs.
Captured the flag twice in a Capture the Flag game in a matchmade game.
Eliminated all enemies at the South Beacon with a Scorpion Tank.
Completed the Conservatory in less than 15 minutes.
Killed an enemy with the Banished mining laser.
Killed the Tower commander with a Plasma grenade.
Destroyed both Phantoms before they left Outpost Tremonius.
Defeated Tremonius with the Skewer.
Got at least one kill with every available weapon and grenade on the Banished ship.
Completed all main campaign missions on Legendary difficulty.
Deposited 5 Power Seeds in a Stockpile game in a matchmade game.
Assisted in capturing all zones that lead to a score in a Total Control game.
Revived 3 allies in an Attrition/Elimination round in a matchmade or custom game.
Secured 5 zones in a Strongholds game in a matchmade game.
Killed three enemies with the ball in an Oddball game in a matchmade game.
Killed 40 enemies with the Stalker Rifle at the Command Spire.
Gained access to a loot cave in a matchmade game.
Marked 3+ enemies at once in a matchmade game.
Marked an enemy located at "Top Mid" in a matchmade game.
Spectated an ally that is driving a Warthog or Razorback in a matchmade game.
Drove 4 unique vehicles in a game
Dropped a Power Weapon for an ally in a matchmade game.
Repelled an enemy grenade with the Repulsor in a matchmade game.
Placed an item in the Razorback's storage in a matchmade game.
Picked up a weapon using the Grappleshot in a matchmade game.
"Grapplejacked" an enemy flying vehicle in a matchmade game.
Destroyed an enemy vehicle with the Skewer in a matchmade game.
Killed an enemy with the Ravager's charged shot in a matchmade game.
Killed an enemy with melee using a bladed weapon in a matchmade game.
In the Nexus, killed the Hunter pair with melee final blows.
Killed one Chieftain and used his turret to kill another in the Repository.
Unlocked all Banished Audio Logs.
In co-op, destroyed four Fuel Silos within five seconds at either Ransom Keep or the Forge of Teash.
Unlocked all UNSC Audio Logs.
Eliminated all 15 Banished High-Value Targets.
Completed all Valor-awarding activities.
Completed all seven Banished outposts.
Fully upgraded the Thruster ability.
Completed all main missions on Legendary with all Skulls active.
Completed all main campaign missions on Heroic difficulty.
Completed the main campaign on Normal difficulty.
Completed the main campaign.
In co-op, lowered all three gates within 15 seconds of each other at Riven Gate.
In co-op, destroyed all cooling towers at the Dig Site within 60 seconds of each other.
In co-op, killed a Hunter and its bond brother within three seconds of each other.
Killed 5 enemies with a Gravity Hammer from a vehicle. All players aboard vehicle share progress.
Killed 5 enemies with a Sniper Rifle from a vehicle. All players aboard vehicle share progress.
In co-op, killed 50 enemies while riding a Mongoose with another player.
In co-op, splattered 50 enemies while riding in a vehicle with another player.
In co-op, killed 100 enemies while all players are riding air vehicles.
In co-op, eliminated all Banished High-Value Targets on any difficulty.
In co-op, answered all UNSC distress calls on any difficulty.
In co-op, completed all seven Banished outposts on any difficulty.
In co-op, captured all Forward Operating Bases on any difficulty.
Breached the Auditorium in under three minutes.
Defeated War Chief Escharum without ever fully losing your shields.
"Back Smacked" an enemy who was zoomed in with a scoped weapon in a matchmade game.
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