Team Fortress 2

Win a round after the enemy team has opened the rocket lid.

Kill 6 enemies carrying the Australium during the same round.

Win a round with at least 5 teammates on the elevator.

Kill an enemy within the broken crate area while they attempt to pick up the neutral Australium.

Push a player into the rocket's exhaust path at the end of the round.

Kill an enemy who has damaged the Australium carrier in the last 3 seconds.

Achieve 7 of the achievements in the Doomsday pack.

Kill 79 enemies who have Balloonicorn pets.

Have 2 BEST FRIENDS at the same time.

Have 6 teammates using Pyrovision at the same time.

Dominate a player using the Pyrovision Goggles and earn your own pair!

Ignite 3 enemy players using your Rainblower taunt.

Earn a credit bonus at the end of a wave.

Earn all credit bonuses in an advanced difficulty mission.

Pick up a credit pile that is about to expire.

Collect 1,000,000 credits in your career.

Complete a mission with 5 people on your Friends List.

Play an entire mission as a single class, and do this for every class.

Destroy two tanks within 5 seconds of each other.

Destroy the tank during the final seconds of the bomb being deployed.

Destroy a tank within 20 seconds of its arrival.

During a wave, defend the hatch 10 times from robots about to deliver a bomb.

In a single wave, kill 15 bomb-carrying robots in a row before they level up.

Defeat a wave in an advanced difficulty mission without dying once.

Complete the Crash Course, Doe's Drill, and Mann-euvers missions.

Use a canteen charged with 'Teleport to Spawn' and then kill the bomb carrier within 5 seconds.

Use a canteen charged with 'Crit Boost' to destroy a giant robot.

Use a canteen charged with 'ÜberCharge' to destroy 15 robots.

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.

Max out all primary weapon upgrades.

Max out all resistances on a single class.

Prevent the bomb from ever reaching an alarm zone during the final wave of an advanced difficulty mission.

Kill 5 Medics that are ready to deploy an ÜberCharge in a wave.

Destroy 100,000 robots.

Destroy 1,000,000 robots.

Destroy a sentry buster before it reaches its target.

As a Spy, sap 10 robots at once.

Buff 4 or more teammates as a Soldier at the same time in a single wave.

During a wave, use rage as a Heavy to push a robot about to deliver the bomb.

As a Medic, share your canteen 5 times in a single wave.

As a Demoman, kill 10 robots in a single detonation.

As a Scout, use the Sandman to mark 15 robots for death in a single wave.

As a Sniper, kill 4 robots simultaneously.

As a Pyro, reset the bomb 3 times in a single wave.

As an Engineer, escape with your sentry as a sentry buster is about to detonate.

Get to Skull Island and claim your reward!

Kill MERASMUS!

Get and use a rare spell

Win 142 rounds