Heads up! This is a work in progress. Featured events still need to be identified and flagged.

Source Name Source Type Rarity Availability
1 Year Anniversary Loyalty Reward Event Common
10 Men Regiment Event Common
2v2 Showdown Event Common
ALL NEW Scorestreak: Molotov Cocktail Event Common
Activision Account Link Event Common
Activision Account Link (Season 13) Event Common
Adrenaline Spike Event Common
Alcatraz Island Event Common
Alcatraz Main Mission 06 Event Common
Anniversary Event Common
Anniversary Leaderboard Event Epic
Back for More! Event Common
Battle Royale Chip Event - Airborne Event Common
Battle Royale Easter Egg Event Common
Battle Royale Warfare Challenge (Week 3/2020) Event Common
Beast of Burden Event Common
Best Mobile Game at The Game Awards 2019 reward mail Event Common
Bloodthirsty Event Common
Boarding Pass Event Common
Bonus Point Event Common
Brought NODs Event Common
Brought NODs 2.0 Event Rare
Built Like a Tank Event Rare
By the Sea Event Epic
Candy Cane Collection Event Common
Capture the Flag: Gold Edition Event Common
Cargo Combat Event Common
Cargo Fever Event Rare
Carnage Event Rare
Carpe Diem Event Common
Cash Back Event (2019-08) Event Common
Cash Back Event (Season 1) Event Common
Cash Back Event (Season 2) Event Common
Cash Back Event (Season 3) Event Common
Championship 2020 EU Playoffs Viewership Rewards Event Common
Championship 2020 Japan Playoffs Viewership Rewards Event Common
Championship 2020 Sign-up Reward Event Common
Championship 2020 Solo Qualifier Event Common
Championship 2020 Solo Qualifier 1b Event Common
Championship 2020 Team Qualifier Event Common
Championship 2020 Team Qualifier 2b Event Common
Championship 2020 US Playoffs Viewership Rewards Event Common
Championship 2021 EU Playoffs Viewership Rewards Event Rare
Championship 2021 Japan/LATAM Playoffs Viewership Rewards Event Rare
Championship 2021 North America Playoffs Viewership Rewards Event Rare
Championship 2021 Sign-up Reward Event Epic
Championship 2021 Solo Qualifier Top Reward Event Epic
Championship 2021 Solo Qualifier Week 1 Event Epic
Championship 2021 Solo Qualifier Week 2 Event Epic
Championship 2021 Solo Qualifier Week 3 Event Epic
Championship 2021 Solo Qualifier Week 4 Event Epic
Championship 2021 South Asia Middle East Playoffs Viewership Rewards Event Rare
Championship 2021 Team Qualifier Event Epic
Chasing Zombie Santa Event Uncommon
Clan Ally Event Common
Clan Rank Rewards Event Common
Class Act Event Rare
Class Act (2021-05) Event Rare
Cliffhanger Event Common
Comics! Event Common
Comics! (2021-10) Event Common  
Core Town Event Common
Counter Intelligence Event Common
Counterattack Reward In-Game Mail Event Epic
Cranked Up Event Common
Cranked Up: Recharged Event Rare
Cumulative Login (12/2019) Event Common
Daily Missions - Exchange Center Event Common
Days of Summer Event Common
Deadeye Trio Event Rare
Desert Sanctuary Event Rare
Desperado Event Common
Dog Tag Duty Event Common
Duplicated Rewards In-game Mail Event Common
Easter Egg Collection Milestone Event Common
Easter Egg Collection Rank Event Common
Easter Egg Prop Hunt Event Common
Eggs in a Basket Event Epic
Extra, Extra! Event Common
Extra, Extra! (2021-05) Event Common
Final Frontier (2020-12) Event Common
Final Frontier Event Event Common
Finest Hour Event Common
Firecrackers Collection Leaderboard (2020-01) Event Common
Firecrackers Collection Leaderboard (2020-02) Event Common
Firecrackers Collection Milestones (2020-01) Event Common
Firecrackers Collection Milestones (2020-02) Event Common
Friend Code Redemption Event Common
Friend Invite (2020-01) Event Common
Friend Invite (2020-05) Event Common
Friend Invite (2020-07) Event Common
Friend Invite (2020-11) Event Common
Friend Invite (2021-01) Event Common
Friend Invite (2021-04) Event Rare
Friend Invite (2021-06) Event Rare
Friend Invite (2021-08) Event Rare
Friend Invite (2021-10) Event Rare  
Friend Recruit (2020-06) Event Common
Friend Recruit (2020-08) Event Common
Friend Recruit (2020-10) Event Common
Friend Recruit (2020-12) Event Common
Friend Recruit (2021-03) Event Rare
Friend Recruit (2021-05) Event Epic
Friend Recruit (2021-07) Event Rare
Friend Recruit (2021-09) Event Rare
Games Master Event Rare
Get Egged Event Rare
Global Weapon Exchange Event Epic
Gold Rush (2020-05) Event Common
Gulag Gunfight Event Common
Gun Game: Team Fight Challenge Event Common
Gunfight Trio Event Common
Guns Blazing Event Epic
H.I.V.E. Challenge Event Common
Hack the Yard Event Common
Halloween is coming Event Common
Happy Holidays Login Event Event Common
HardPoint Challenge Event Uncommon
Heavy Shot Event Event Common
Highrise Brawl Event Common
Holiday Aftermath Event Common
Holiday Bonanza Event Common
Holiday Spree Event Common
Holidays Coming! Event Common
Holidays Continue Event Uncommon
Home Stretch Event Common
Hunt for Makarov Event Common
ID Collection (2019-08) Event Common
ID Collection (2019-10) Event Common
ID Collection Event (09/2019) Event Common
ID Collection Leaderboard (2019-08) Event Common
ID Collection Leaderboard (2019-09) Event Common
ID Collection Leaderboard (2019-10) Event Common
ID Collection Milestone Event (2019-10) Event Common
Intensity Accelerated Event Common
Jester's Trove Exchange Event Common
Juggernaut Mania Event Common
June Festival Event Common
Katana Kill Event Common
King's Quarters Event Common
Lighting Up The World Event Common
Lighting Up The World (2021) Event Common
Limited Time Daily Log-in Rewards Event Common
Log-in Event Event Common
Login - Version Update Event Common
Login - Version Update (Zombies) Event Common
Login Event (2019-12-10) Event Common
Login Rewards Event Common
Lunar Festival Exchange Event Common
Lunar Festival Login Event Event Common
MQ-27 DRAGONFIRE Challenge Event Common
Marching Orders Event Common
Master Smith Event Common
Meltdown Map Challenge Event Common
Midsummer Madness Event Common
Nailbiter Event Common
Nailbiter (2021-02) Event Common
New Operator Skill: Gravity Spikes Event Common
New Operator Skill: Sparrow Event Event Common
New Player Login Rewards Event Common
New Player Login Rewards (Pre-Season) Event Uncommon
New Stomping Grounds Event Common
New Year - New Update Event Common
New Year Login Event Event Common
November Special Login Event Event Common
Now or Never Event Common
One Last Farewell Event Common
One Last Farewell (2021-03) Event Uncommon
One Last Farewell Event Event Common
Parade Vehicle Appears Event Common
Personal Milestone Event Event Common
Poltergeist Challenge Event Common
Prizefighters Event Common
Prop Hunt Challenge Event Common
Pumpkin Collection Event Common
Pumpkin Collection Leaderboard (2019-10) Event Common
Pumpkin Collection Leaderboard (2019-11) Event Common
Pumpkin Confirmed Event Common
Pumpkins 2.0 Event Common
Purchase Bonus Event (2019-10) Event Rare
Purchase Bonus Event (2019-11) Event Rare
Purchase Bonus Event (2020-01) Event Rare
Pursuit Event Epic
Quick Trigger Event Rare
Radiated Sector Event Common
Radioactive Agent Redemption Event Epic
Roughhouse Event Common
Rust the Dust Event Common
Santa is Ready to Arrive at the Circus Event Common
Shock RC Mission Event Common
Shoot the Ship Event Rare
Smoke Bomber Challenge Event Common
Snipers Only Challenge Event Common
Snow Day Event Common
Snowflakes Collection Event Common
Snowflakes Collection Leaderboard (2019-11) Event Common
Snowflakes Collection Leaderboard (2019-12) Event Common
Soldier Return Event (2019-11) Event Common
Soldier Return Event (2020-06 post-patch) Event Common
Soldier Return Event (2020-06) Event Common
Soldier Return Event (2020-08) Event Common
Soldier Return Event (2020-10) Event Common
Soldier Return Event (2020-12) Event Common
Soldier Return Event (2021-03) Event Rare
Soldier Return Event (2021-05) Event Rare
Soldier Return Event (2021-07) Event Rare
Soldier Return Event (2021-09) Event Rare
Soldier Return Training Event (2020-06) Event Common
Soldier Return Training Event (2020-08) Event Common
Soldier Return Training Event (2020-10) Event Common
Soldier Return Training Event (2020-12) Event Common
Soldier Return Training Event (2021-03) Event Epic
Soldier Return Training Event (2021-05) Event Epic
Soldier Return Training Event (2021-07) Event Epic
Soldier Return Training Event (2021-09) Event Epic
Solstice Awakened Event Common
Steadfast Event Common
Steadfast (2020-12) Event Common
Sugar Rush Event Common
Super COD:Mobile Challenge Event Common
Survival Skills Event Common
Surviving Alcatraz Event Common
Swords and Stones Event Rare
Target Locked Event Rare
Task Force 141 - Warzone Event Common
Team Play Event Common
Team Up Challenge Event Common
Technogeek Event Common
Tenacity Rewarded Event Common
Tracing Crumbs Event Common
Trap Master Challenge Event Event Common
Trickster Challenge Event Common
Tunisian Tussle Event Common
Undead Fog Event Common
Undertakers Storm Event Common
Undertakers Storm: Night Event Common
Undertakers Storm: Swarm Event Common
Valentine Login Event Event Common
Valentine's Exchange Center Event Common
Version Update Event Common
Weapon Mastery (2020-02) Event Common
Weapon Mastery Event Event Common
Weekly Challenge (Week 03/2020) Event Uncommon
Weekly Challenge (Week 04/2020) Event Uncommon
Weekly Challenge (Week 05/2020) Event Uncommon
Weekly Challenge (Week 06/2020) Event Uncommon
Weekly Challenge (Week 07/2020) Event Uncommon
Weekly Challenge (Week 08/2020) Event Uncommon
Weekly Challenge (Week 09/2020) Event Uncommon
Weekly Challenge (Week 10/2020) Event Uncommon
Weekly Challenge (Week 11/2020) Event Uncommon
Weekly Challenge (Week 12/2020) Event Uncommon
Weekly Challenge (Week 13/2020) Event Uncommon
Weekly Challenge (Week 14/2020) Event Uncommon
Weekly Challenge (Week 15/2020) Event Uncommon
Weekly Challenge (Week 16/2020) Event Uncommon
Weekly MP Ranked Mode Challenge (Week 03/2020) Event Uncommon
Weekly MP Ranked Mode Challenge (Week 04/2020) Event Uncommon
Weekly MP Ranked Mode Challenge (Week 05/2020) Event Uncommon
Weekly MP Ranked Mode Challenge (Week 06/2020) Event Uncommon
Weekly MP Ranked Mode Challenge (Week 07/2020) Event Uncommon
Weekly MP Ranked Mode Challenge (Week 08/2020) Event Uncommon
Weekly MP Ranked Mode Challenge (Week 09/2020) Event Uncommon
Weekly MP Ranked Mode Challenge (Week 10/2020) Event Uncommon
Weekly MP Ranked Mode Challenge (Week 11/2020) Event Uncommon
Weekly MP Ranked Mode Challenge (Week 12/2020) Event Uncommon
Weekly MP Ranked Mode Challenge (Week 13/2020) Event Uncommon
Weekly MP Ranked Mode Challenge (Week 14/2020) Event Uncommon
Weekly MP Ranked Mode Challenge (Week 15/2020) Event Uncommon
Weekly MP Ranked Mode Challenge (Week 16/2020) Event Uncommon
XS Goliath Challenge Event Common
Year of the Ox Event Common
ZOMBIE Santa is partying at CIRCUS! Event Uncommon
ZOMBIE-Kill Challenge Event Common
ZOMBIE-Match Challenge Event Common
ZOMBIES ARE COMING! Event Common
Zombie Mode Rewards Event Common
Zombie-Kill Leaderboard Rewards Event Common
Source Name Source Type Rarity Availability
Monthly Login Calendar (2020-04) Event Common
Monthly Login Calendar (2020-05) Event Common
Monthly Login Calendar (2020-06) Event Common
Monthly Login Calendar (2020-07) Event Common
Monthly Login Calendar (2020-08) Event Common
Monthly Login Calendar (2020-09) Event Common
Monthly Login Calendar (2020-10) Event Common
Monthly Login Calendar (2020-11) Event Common
Monthly Login Calendar (2020-12) Event Common
Monthly Login Calendar (2021-01) Event Common
Monthly Login Calendar (2021-03) Event Epic
Monthly Login Calendar (2021-04) Event Epic
Monthly Login Calendar (2021-05) Event Epic
Monthly Login Calendar (2021-06) Event Epic
Monthly Login Calendar (2021-08) Event Epic
Monthly Login Calendar (2021-09) Event Epic
Monthly Login Calendar (2021-09) Event Epic
Monthly Login Calendar (2021-10) Event Epic  
Source Name Source Type Rarity Availability
Alcatraz Anarchy Event Rare
Anniversary Puzzle Event Epic
BR Barrage Event Rare
Blackout Event Rare
Board of Honor Event Rare
Boneyard Blitz Event Epic
Bump in the Night Event Rare
Call of Duty: Vanguard Event Epic  
Cannonhead Event Rare
Carnage (2021-08) Event Rare
Clan Battle Event Rare
Comics (2021-08) Event Common
Comics! (2021-05) Event Common
Comics! (2021-06) Event Common
Comics! (2021-07) Event Common
Comics! (2021-09) Event Common
Counter Assault Event Epic  
Counter Assault Login Event Event Rare  
Cranked: Confirmed Event Rare
Crash Course Event Rare
Deadly Range Event Rare
Desert Dome Event Rare
Docks Showdown Event Rare
Drop Zone Event Rare
Face Off Event Rare
Games Master (2021-06) Event Epic
Get ready to party! Event Common
Got Hops Event Rare  
Halloween Standoff Event Rare
Hovec Havoc Event Rare
Monastery Madness Event Rare
Oktoberfest! Event Rare
Payout S&D Event Rare
Payout S&D (End of 10/2021) Event Rare
Pumpkin Confirmed Event Epic
Royal Takedown Event Epic
Royale Overdrive Event Legendary
Seaside Shambles Event Rare
Season's End Event Rare
Season's End (2021-07) Event Rare
Season's End (2021-08) Event Rare
Season's End (2021-09) Event Rare
Season's End (2021-10) Event Rare
Season's End (2021-11) Event Rare  
Sharpened Skills Event Rare
Showdown Event Rare
Slums Scuffle Event Rare
Solid Gold Event Rare
Stacks Showdown Event Epic
Sugar Rush Event Epic
Summertime Skirmish Event Rare
Surviving Alcatraz (2021-06) Event Rare
Surviving Alcatraz (2021-07) Event Rare
Sweet Celebration Event Epic
Sweet Celebration (Easter Egg Rewards) Event Epic
Temporal Anomaly Event Rare
United Front Event Rare
Source Name Source Type Rarity Availability
Aether Hunt Event Epic
Counterattack Event Epic
Counterattack - Leaderboard Rewards Event Epic
Cyber Attack Event Epic
Fight For Humanity - Atlas Corporation Rewards Event Epic
Fight For Humanity - Cordis Die Rewards Event Epic
Fight For Humanity - Leaderboard Rewards Event Epic
Fight For Humanity - Winning Faction Reward Event Epic
High Noon Chase Event Epic
Knights Divided - Blue Faction Rewards Event Common
Knights Divided - Leaderboard Rewards Event Common
Knights Divided - Red Faction Rewards Event Common
Knights Divided - Winning Faction Reward Event Epic
Sea of Steel - Federation Rewards Event Epic
Sea of Steel - Ghosts Rewards Event Epic
Sea of Steel - Leaderboard Rewards Event Legendary
Sea of Steel - Winning Faction Reward Event Epic
Trick or Treat Event Rare
Trick or Treat - Leaderboard Rewards Event Epic
Victory Event Legendary
Warrior's Path - Coalition Rewards Event Epic
Warrior's Path - Five Knights Rewards Event Epic
Warrior's Path - Leaderboard Rewards Event Epic
Warrior's Path - Winning Faction Reward Event Epic
Source Name Source Type Rarity Availability
Seasonal: Assault Rifle Expert Event Common
Seasonal: BR Buff Event Common
Seasonal: BR Buff (2021-03) Event Rare
Seasonal: BR Buff (2021-04) Event Rare
Seasonal: BR Mastermind Event Rare
Seasonal: BR Mastermind (2021-06) Event Rare
Seasonal: Best-in-Class Event Rare
Seasonal: Blowout Event Common
Seasonal: Blue Ribbon Soldier Event Rare
Seasonal: Blue Ribbon Soldier (2021-11) Event Rare  
Seasonal: Board of Honor Event Common
Seasonal: Bonded by Combat Event Common
Seasonal: Boot Camp (2020-05) Event Common
Seasonal: Brothers in Arms Event Common
Seasonal: Can't Stop Me Event Common
Seasonal: Close Quarters Master (2020-05) Event Common
Seasonal: Connoisseur Event Common
Seasonal: Connoisseur (2020-10) Event Common
Seasonal: Deadly Accessories Event Common
Seasonal: Deadly Mist Event Common
Seasonal: Deadly Weaponry Event Rare
Seasonal: Dine & Dash (2020-06) Event Common
Seasonal: Elite Marksman (2020-05) Event Common
Seasonal: Elite Marksman (2020-10) Event Common
Seasonal: Elite Marksmen Event Rare
Seasonal: Finisher Event Common
Seasonal: Frenzy Killer Event Common
Seasonal: Fully Loaded Event Common
Seasonal: Gadget Mule Event Rare
Seasonal: Get Crafty Event Common
Seasonal: Gold or Nothing Event Epic
Seasonal: Gold or Nothing (2021-06) Event Epic
Seasonal: Gung Ho Event Rare
Seasonal: Gunslinger (2020-05) Event Common
Seasonal: Heavy Duty Event Common
Seasonal: Heavy Hitter (2020-06) Event Common
Seasonal: Highlight Reel (2020-06) Event Common
Seasonal: Hiker's Havoc Event Rare
Seasonal: Holger Strike Event Rare
Seasonal: Honor Roll Event Common
Seasonal: In Plain Sight Event Rare  
Seasonal: K/D Critical Event Common
Seasonal: Knockout Artist Event Rare
Seasonal: Lock, Stock, Barrel (2020-06) Event Common
Seasonal: Loyal Companion Event Rare
Seasonal: Machete Madness Event Rare
Seasonal: Martyrdom Event Rare
Seasonal: Master Operator (2020-05) Event Common
Seasonal: Master Operator (2020-07) Event Common
Seasonal: Master Operator (2020-09) Event Common
Seasonal: Master Operator (2021-02) Event Common
Seasonal: Master of All Event Common
Seasonal: Maximum Efficiency Event Common
Seasonal: Mod Crew Event Common
Seasonal: Monster Shotty Event Epic
Seasonal: Operator Ace Event Rare  
Seasonal: Outlasting Blackout Event Rare
Seasonal: Outta the Way! Event Rare  
Seasonal: Overachiever Event Common
Seasonal: Overclocked Event Rare
Seasonal: Perk Prodigy Event Common
Seasonal: Perk Prodigy (2021-03) Event Rare
Seasonal: Point Blank Event Common
Seasonal: Premier Operator Event Common
Seasonal: Prime Loadout Event Common
Seasonal: Pyrotechnics Event Rare
Seasonal: Quick Hands Event Rare
Seasonal: Razor Sharp Event Rare
Seasonal: Restock Event Common
Seasonal: Retribution Event Common
Seasonal: Rifle Ace Event Epic
Seasonal: Rifle Steamroller Event Common
Seasonal: Rifle Steamroller (2021-03) Event Epic
Seasonal: Roadkill Event Common
Seasonal: Rocket Arm (2020-06) Event Common
Seasonal: Rocket Arm (2020-08) Event Common
Seasonal: Rocket Til' You Drop It Event Common
Seasonal: Royale Fanatic Event Rare
Seasonal: Royale Specialist Event Epic
Seasonal: Royale Specialist (2021-11) Event Rare
Seasonal: Run & Gun Event Common
Seasonal: Run & Gun (2021-02) Event Common
Seasonal: Run & Gun (2021-08) Event Rare
Seasonal: Run and Gun Event Common
Seasonal: SMG Supremacy Event Epic
Seasonal: Sawed Off Shenanigans Event Rare
Seasonal: Scorestreak Smash Event Rare
Seasonal: Sharpshooter Event Rare
Seasonal: Shock & Awe (2020-05) Event Common
Seasonal: Small Arms Event Common
Seasonal: Steady Breath Event Rare
Seasonal: Stronger Together Event Common
Seasonal: Sub Gunner Event Common
Seasonal: Super Soldier (2020-06) Event Common
Seasonal: Survery and Destroy (2020-05) Event Common
Seasonal: Survival Kit Event Common
Seasonal: Survival Kit (2020-09) Event Common
Seasonal: Survival Kit (2020-10) Event Common
Seasonal: Survival of the Fittest (2020-05) Event Common
Seasonal: Survival of the Fittest (2020-07) Event Common
Seasonal: Survival of the Fittest (2021-04) Event Rare
Seasonal: Survival of the Fittest (2021-06) Event Rare
Seasonal: Survival of the Fittest (2021-07) Event Rare
Seasonal: Survival of the Fittest (2021-08) Event Rare
Seasonal: Survival of the Fittest (2021-09) Event Rare
Seasonal: Survival of the Fittest (2021-10) Event Epic  
Seasonal: Take the Wheel Event Common
Seasonal: Target Practice Event Rare
Seasonal: Thrill of the Skill Event Common
Seasonal: Thunderclapped Event Rare
Seasonal: Total Savage Event Common
Seasonal: Tough Cookie Event Rare
Seasonal: Trench Broom Event Common
Seasonal: Under Pressure Event Rare
Seasonal: Unstoppable Streak Event Rare
Seasonal: Vagabond Event Common
Seasonal: Vigilance Event Common
Source Name Source Type Rarity Availability
Set Completion: Beekeeper Event Epic
Set Completion: Chain Reaction Event Epic
Set Completion: Color Spectrum Event Epic
Set Completion: Counter Spy Event Epic
Set Completion: Futuristic Retro Event Epic
Set Completion: Going Kawaii Event Rare
Set Completion: Guardian Spirit Event Epic
Set Completion: Hacked In Event Rare
Set Completion: High Noon Event Common
Set Completion: Ice Crystal Event Epic
Set Completion: Magnetic Pulse Event Epic
Set Completion: Meltdown Event Epic
Set Completion: Melting Point Event Epic
Set Completion: Phobos Event Common
Set Completion: Porcelain Yakuza Event Epic
Set Completion: Practical Joker Event Epic
Set Completion: Quartz Event Epic
Set Completion: Rambo Event Epic
Set Completion: Revolution Event Epic
Set Completion: Shadow Lurker Event Epic
Set Completion: Static Discharge Event Epic
Set Completion: Supermax Event Epic
Set Completion: Tanker Event Epic
Set Completion: Tourmaline Event Epic
Set Completion: Vagabond Event Epic
Set Completion: Volution Event Epic
Set Completion: Wrench Rig Event Epic
Set Completion: Zero G Event Common
Source Name Source Type Rarity Availability
Mythic Level Completion: AS VAL - Double Edge Event Epic
Mythic Level Completion: Holger 26 - Dark Frontier Event Epic
Mythic Level Completion: Peacekeeper MK2 - Artifact Event Epic
Mythic Level Completion: Rytec AMR - Nautilus Event Epic