First Do No Harm
Play a full round without killing any enemies, and score the highest on a team of 6 or more players.
In a team with no Medics, be the first person to switch to Medic after a teammate calls for ‘Medic!’, and then heal 500 health.
Deploy an ÜberCharge on a teammate less than a second before they’re hit by a critical explosive.
Assist in destroying 5 enemy Engineer buildings with a single ÜberCharge on a Demoman.
Ubi concordia, ibi victoria
Assist in killing 3 enemies on an enemy control point, in a single life.
In a single life, kill an enemy while you are on the ground, in the air, and in the water.
Kill a rocket or grenade-jumping enemy in midair with your Sniper Rifle or the Huntsman.
For Your Eyes Only
Provide an enemy with a freezecam shot of you flicking a cigarette onto their corpse.
On Her Majesty’s Secret Surface
Start capping a capture point within a second of it becoming available.
While using the Cloak and Dagger, kill the same enemy 3 times, all within the same area in a single life.
War Crime and Punishment
In a single life, kill 3 enemies who have damaged a Medic that is healing you.
Gore-a! Gore-a! Gore-a!
Provide the enemy with a freezecam of you taunting over 3 of their body parts.
While rocket jumping kill an enemy with the Equalizer before you land or just after landing.
For Whom the Shell Trolls
Bounce an opponent into the air with a rocket and then kill them with the shotgun before they land.
Destroy an Engineer building that you can’t see with a direct hit from your Grenade Launcher.
The Argyle Sap
Blow up an Engineer, his sentry gun, and his dispenser with a single Sticky bomb detonation.
Kill 3 enemies capping or pushing a cart in a single Stickybomb detonation 3 separate times.
Using the Scottish Resistance, kill 3 players in separate explosions without placing new sticky bombs.
Provide an enemy player with a freeze cam of you and the sentry that just killed them.
Manage to get to and then remove a sapper placed on your building while you were several meters away.
Destroy an enemy Engineer’s sentry gun with a sentry under control of your Wrangler.
If You Build It, They Will Die
Haul a level 3 sentry gun into a position where it achieves a kill shortly after being redeployed.
Have dispensers you created dispense a combined amount of 100,000 health over your career.
Five the Fast Way
Capture the final control point within five seconds of your team capturing the previous control point.
Kill an enemy within the broken crate area while they attempt to pick up the neutral Australium.
Ghost in the Machine
Use a canteen charged with ‘Teleport to Spawn’ and then kill the bomb carrier within 5 seconds.
During a wave, use a canteen charged with ‘Instant Building Upgrade’ to build a new sentry gun within 3 seconds of your previous sentry gun’s destruction.
During a wave, use a canteen charged with ‘Ammo Reload’ to refill an empty weapon slot.
Prevent the bomb from ever reaching an alarm zone during the final wave of an advanced difficulty mission.
While rocket jumping, use a rocket to kill a rocket jumping enemy who also kills you with a rocket.
As a team, kill 50 stunned radiowave robots in an advanced mission in Mannhattan.
While using The Classic, kill a rocket/grenade jumping enemy in midair with a full charge, no-scope headshot.
Carnival of Carnage: Arms Reduction
Kill 15 enemies while under the effect of Merasmus’s melee-only curse.
Carnival of Carnage: Bumper to Bumper to Bumper
Win each of the 3 bumper car games to earn a bonus Halloween Gift Cauldron.
Balance of Power
Win a round in which the enemy team has attempted to capture your final control point.
Capture the final control point within 15 seconds of your team capturing the previous control point.