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