Under the progress icon you can access the "Challenges" where there are various objectives which when completed and unlocked, allow you to add a badge, a mark, and a stripe to your display name, respectively, to be shown in lobbies and on the loading screen in-game.
There are numerous challenges for marks, badges, and stripes. These vary from killing enemies with specific weapons, to earning money, Crowns, and completing various other achievements.
Secret Challenges
Marks
Image
Name
Objective
Something Went Wrong
Kill yourself or teammates 20 times with mines.
Large Caliber
Kill 10 Heavy Gunners with Melee Weapons.
Head Crush
Perform 100 sliding headshots in PvP.
Last Hop
Kill 1000 jumping enemies.
Rathunter
Kill 1000 prone enemies.
Pripyat
Image
Name
Objective
Dead Ringer
Shoot the target above the bus, after shooting all six school bells.
Quackressing fire
Find the Rifleman duck in Pripyat.
Duckshot
Find the Medic duck in Pripyat.
Duck in the grass
Find the Engineer duck in Pripyat.
Duck and cover
Find the Sniper duck in Pripyat.
Badges
Image
Name
Objective
Vanquisher
Take the 1st place in the winning team 50 times in Plant the Bomb.
10
Sprint 10 000 meters in PvE.
Slippery Slope
Kill 1000 sliding enemies.
No Second Chances
Kill 500 knocked down enemies.
Pripyat
Image
Name
Objective
Center of the Zone
Make a wish at the Golden Ball in Pripyat Easy.
Happiness for everybody
Make a wish at the Golden Ball in Pripyat Normal.
The Golden Ball
Make a wish at the Golden Ball in Pripyat Pro.
Stripes
Image
Name
Objective
Cliffhanger
Kill 1000 enemies performing a co-op climb.
Normal Challenges
Mission Specific Challenges unique to each "Spec Ops" / Survival Mission.
Heist
Marks
Image
Name
Objective
Bribe Death
Complete the Heist operation without getting killed.
Outgunned
Destroy 25 Heavy Gunners in the Heist operation.
Bird Hunter
Destroy 25 Helicopters in the Heist operation.
Outmanned
Destroy 10 Heavy Gunners in the Heist operation.
Never Enough
Steal money from the bank 100 times in the Heist operation.
It's a Party
Launch the fireworks on the roof in the Heist operation.
The Collector
Collect 100 Swarm showcases in the Heist operation.
Free Healthcare
Restore 3,000 health to your teammates in the Heist operation.
Badges
Image
Name
Objective
Always Punctual.
Be the first to plant the bomb within 5 min 30 sec in the Heist operation.
No Words Needed
Repair the cutter 50 times in the Heist operation.
Unstoppable
Eliminate 1,000 enemies in the Heist operation.
Armor Up
Restore 3,000 armor to your teammates in the Heist operation.
Stripes
Image
Name
Objective
Been There, Stolen That
Collect all the achievements in the Heist operation.
Voracious Horde
Complete the Heist operation 25 times.
Jack of All Trades
Complete the Heist operation with all classes.
Wanted for Sniping!
Complete the Heist operation as a Sniper.
Wanted for Healing!
Complete the Heist operation as a Medic.
Wanted for Killing!
Complete the Heist operation as a Rifleman.
Wanted for Minelaying!
Complete the Heist operation as a Engineer.
Operation Blackwood
Marks
Image
Name
Objective
Hell Laser
End the Blackwood operation by making the final blow to the L-CDM "Argus".
Quantative Analysis
End the Blackwood operation by making the final blow to the Quant.
Big Daddy
End the Blackwood operation by making the final blow to the Hadron 2.0
Air Defence Unit
Destroy 15 helicopters in the "Blackwood" operation.
Shadow Possession
Eliminate 1,000 Enemies in the "Blackwood" operation using silenced weapons.
To Hell and Back
Complete the "Blackwood" operation 15 times.
Alpha and Omega
Complete the "Blackwood" operation without being killed.
Badges
Image
Name
Objective
Black Gold
Eliminate 5,000 enemies in the "Blackwood" operation using golden weapons.
Dark Conqueror
Get the rewards from all the bosses in the "Blackwood" operation.
The Renegade
Eliminate 1,000 Enemies in the "Blackwood" operation.
Dark Knight
Restore 5,000 armor to your teammates in the "Blackwood" operation.
Dark Medicine
Restore 5,000 health to your teammates in the "Blackwood" operation.
Anti-Tank Defence Unit
Destroy 10 armored vehicles in the "Blackwood" operation.
Stripes
Image
Name
Objective
Hail Blackwood
Collect all the achievements in the "Blackwood" operation.
Omega Black
Complete the "Blackwood" operation by all five classes.
Omega Defence
Complete the "Blackwood" operation as a SED.
Omega Support
Complete the "Blackwood" operation as a Medic.
Omega Force
Complete the "Blackwood" operation as a Rifleman.
Omega Armor
Complete the "Blackwood" operation as an Engineer.
Omega Cover
Complete the "Blackwood" operation as a Sniper.
Swarm
Marks
Image
Name
Objective
Kamikaze Fighter
Destroy 50 kamikaze beetles in the "Swarm" operation.
Disinsector
Destroy 25 hives in the "Swarm" operation.
Lost Laptop
Activate 20 laptops in the "Swarm" operation.
Kill It With Fire!
Eliminate 1,000 betles with a flamethrower in the "Swarm" operation.
Bite Immunity
Complete the "Swarm" operation without being killed.
Kingslayer
Complete the "Swarm" operation by making the final blow to the boss 5 times.
Spider-generation
Restore 5,000 health to your teammates in the "Swarm" operation.
Badges
Image
Name
Objective
The Exterminator
Eliminate 1,000 Enemies in the "Swarm" operation.
Gold Digger
Open 100 resource chests in the "Swarm" operation.
Scrap Mechanic
Buy 50 upgrades for the vehicle in the "Swarm" operation.
Bug Proof Protection
Restore 5,000 armor to your teammates in the "Swarm" operation.
Golden Scarabey
Eliminate 5,000 enemies in the "Blackwood" operation using golden weapons.
Stripes
Image
Name
Objective
Insect Collector
Collect all the achievements in the Swarm operation.
The Night Stalker
Complete the Swarm operation 15 times.
Doomed Squad
Complete the Swarm operation with all classes.
Doomed Rifleman
Complete the Swarm operation as a Rifleman.
Doomed Medic
Complete the Swarm operation as a Medic.
Doomed Engineer
Complete the Swarm operation as an Engineer.
Doomed Sniper
Complete the Swarm operation as a Sniper.
Doomed SED
Complete the Swarm operation as a SED.