Reindeer Game

Complete a heist while you and your four man crew are wearing one different ”Santa” mask each.

Ghost Riders

Complete a heist while you and your four man crew are wearing one different difficulty mask each.

Funding Father

In the Big Bank job, complete the heist while you and your four man crew are wearing one different "Big Bank" mask each. Unlocks the Marksman Stock for the Falcon rifle.

Four Monkeys

In the Rats job, complete the heist while you and your four man crew are wearing one different "Shotgun Pack" mask each on OVERKILL difficulty or above.

Unusual Suspects

In the Watchdogs job, complete the heist while you and your four man crew are wearing one different Assault Pack mask each on OVERKILL difficulty or above. Unlocks the Light Foregrip for the Gecko 7.62 rifle, Tactical Foregrip for the Gewehr 3 rifle, Long Barrel for the Clarion rifle, “Void” material and “Death” pattern.

Sounds of Animals Fighting

In the Hotline Miami job, complete the heist while you and your four man crew are wearing one different Hotline Miami mask each on hard or above. Unlocks the Silent Death and Folded Stock for the Uzi submachine gun, Suppressor and No Stock for the Cobra submachine gun and Short Barrel for the Blaster 9mm submachine gun.

Wind of Change

In the Hoxton Breakout job, complete the heist while you and your four man crew are wearing one different "Historical" mask each on OVERKILL difficulty or above. Unlocks the Discrete Stock and Short Barrel for the Nagant sniper rifle, Precision Barrel for the Broomstick pistol, Extended Mag and Long Barrel for the Patchett L2A1 submachine gun and the Heatsinked Suppressed Barrel for the Buzzsaw 42 light machine gun.

Honor Among Thieves

In the Diamond job, complete the heist while you and your four man crew are wearing one different "Diamond heist" mask each on OVERKILL difficulty or above.

Cooking With Style

Complete the Rats job with you and your four man crew having Combined Tactical Vests, Vulcan Miniguns, HRL-7 Rocket Launchers and General Overkill masks equipped on the OVERKILL difficulty or above.

Reputation Beyond Reproach

In the Breaking Ballot heist in the Election Day job, complete the heist with you and your four man crew without letting anyone get downed, cloaked or cuffed on the Death Wish difficulty or above.

120 Proof

Kill 120 or more enemies in any day in any job, with you and your four man crew having at least 120% crew accuracy at the end of the heist.

Boston Saints

Complete the Big Oil job, with at least one other player, all using suits and Akimbo Bernetti 9 Pistols on the OVERKILL difficulty or above.

Bring Your Cop To Work Day

On any heist, have four law enforcers converted at the same time on the OVERKILL difficulty or above.

Tag, You're It!

Be the first player in a four man crew to reach the docks.

Megalo-Mania

Have all four players using a fully unlocked Maniac perkdeck and have an average of 65% or more of the white Maniac bar filled.

Pass the Ammo

Complete the Brooklyn 10-10 job from start, after deploying 8 ammo bags in the ammo cage on the OVERKILL difficulty or above. Unlocks the "Birds of Prey" mask, "Carbon Fiber Weave" material and "Hood Stripes" pattern.

Crowd Control

On the Counterfeit job, have all civilians as hostages until the safe is opened.

Heisters of the Round Table

Complete any heist on the OVERKILL difficulty or above with 4 players using only Gage Chivalry Pack masks, primary weapons, melee weapons and Ballistic Vests or heavier armors. Unlocks the "Agatha Knight Veteran" mask, "Blooded" material and "Agatha" pattern.

Here Comes the Pain Train

In the Firestarter job, complete the heist on OVERKILL difficulty or above, with all days done in loud and with a crew of 4 players using unmodified "AK Rifle" rifles and "PARA" submachine guns. Unlocks the "DMR Kit AK.762" and the "Low Drag Magazine" for the AK weapon family, "Timothy" mask, "Prehistorical" material and "Dinosaur Stripes" pattern.

Original Heisters

In the First World Bank job, complete the heist from start on the OVERKILL difficulty or above with a full player lobby using all 4 characters from the PAYDAY: The Heist crew, Reinfeld Shotguns and Bernetti 9 Pistols.

OVERDRILL

In the First World Bank job, solve the PAYDAY: The Heist secret on the Death Wish difficulty or above and enter the OVERVAULT. To complete this challenge, you have to have played the heist from start to end

Pyromaniacs

In the Slaughterhouse job, pick up two gasoline tanks within 30 seconds of entering the slaughterhouse.

Beaver Team

In the Bomb: Forest heist, cut down all trees within 5 seconds. Unlocks the "Butcher From Hell" mask, "Meat" material and "Pleter" pattern

Mercenary

Complete any heist with the Friendly Fire mutator active, without hurting another player, while playing on the Death Wish difficulty or above. This trophy requires four players in the heist.

Scrap Metal

Complete the Scarface Mansion job on the Mayhem difficulty or above in loud, with four players all using the Maniac perk deck and no skills. To complete this challenge, you have to have played the job from start to finish.

So these are all the achievements and trophies that require more than one player to complete in one location.

If you want, in the comments you can type what your steam id is and what achievements and trophies you want to do. Possibly leave a time (zone) of when you're available too.