Go Home start a game and end it when there is at least one other player.
Party Pooper start a game and end it when there are at least 8 total players.
Mass Exodus start a game and end it when there are 16 or more players.

Rush for the sugar Be the first to get a sugar rush on the server
Going for the art museum Create a level with superb eye candy

Multiplayer? What's that? Go for 1 year without playing any multiplayer games.
Sweet Tooth Get 25 Sugar Rushes in total.
Feeding Frenzy Get 50 Sugar Rushes in total.
All-you-can-eat Buffet Get a grand total of 100 Sugar Rushes.

I <3 this thread.

Thinking out of the box Duel in a CTF game which isn't overplayed.
I'm so Uberl33t ! Win 5 duels only using the blaster.
Street fighter Win a duel only using melee moves.
Rage quit Force the highest scorer to quit the server
Less QQ more pewpew Roast someone while they are ranting and raging in chat
Your a disgrace Win the game by killing the guy who is always idle in a server

It's not in stores yet! Finish CrimiClown's new Single Player pack (which is coming out in a very distant future).

captain obvious In a CTF game after the flag has been dropped from the opposing team say flag it
Idle victory Win a game of survivor being idle the whole time.

Poor connection - get through 50 different SP levels
So lonely - get through 100 different SP levels
No one loves me - get through 250 different SP levels
The Internet died - get through 500 different SP levels
You thought that was hard? - beat level 1 of Unleashed Demo
Save & load expert - beat levels 2-4 of Unleashed Demo
Shut up Mike - beat level 5 of Unleashed Demo
(-) YOU TOO JAZZ! - get an Access Violation while attempting to save/load

Waste of Space- Upload a joke level to J2O and get at least 10 people to complain that its wasting site bandwith in their reviews.

Waste of Brains - Upload a joke level on J2O and get at least 10 people to give it a 10.

Waste of Spades Play any level that has jack.it as music file.

Waste of Life Repeat a year of studies or get thrown out of your job because you played too much Jazz Jackrabbit 2

Waste of Taxpayer's Money - Buy JJ2 using governmental budget.

Waste of waste Flush a floater

****ING VISTA!! - Play JJ2 in Windows Vista
Violence Is Not The Answer - Complete a level without killing anything (excluding bosses)
Ice, Ice, Baby - Freeze and buttstomp 100 enemies.
Fight Fire With Fire - Kill Bilsy with the Toaster
Get Out - Get kicked from a server
Go Away - Get kicked 10 times
LEAVE! - Get kicked 50 times
Watch ur Language! - Swear on a server
Peppery Death - Get killed by Pepper Spray
Peppery Defeat - Kill someone with only Pepper Spray
Test Victor - Complete a test
Test Expert - Complete 10 tests
Test Master - Complete 25 tests
Impossible? - Complete the Yax Test!
Go On A Diet - Complete a level without collecting any food items
Stuffed - Eat a total of 100,000 food items

Homer simpson- Eat all the Doughnuts in a level
Cooba-think to highly of yourself
Dominated-Get roasted by the same player 5 times
Hair dryer-get sucked by a sucker tube
Funny times-smoke pot then comment on jcf like Ninja
Moving up in the world-buy a house in a hotel level
Cooked-use toaster on a sandwich to create a melted sandwich
Weiner-eat a total of 1,000 weenies while playing a ranked match
Face palm-get killed 2 steps away from flag base while carrying a flag to win the game
MR BUCKET!!-get killed by a player that is using bouncer ammo
Breeding like rabbits-Kill a total of 1,000 players in ranked match
On the reciveing end - get killed by a player using seeker ammo
Zeus-Kill 3 players while using Lightning shield
1 bite draws the pack- get killed by a fish in single player
banana bomb!!!!-Get killed by a monkey in single player
First date-Kiss eva for your first time
Release the hounds-get killed by a Doggy dogg
Nim-prod?- Play a 1v1 v Nimrod a win
Sad act-play a 1v1 v Nimrod an lose
Learning the ropes- use vines 100 times
Safe Crack-use tnt to kill a enermy player
Burger king-celebrate winning a 2v2 Ctf by eating a burger,fries and a soda pop
DNA dilemma-use morph creates 500 times
Less QQ more PEW PEW- Stop QQing and roast some rabbits
Idle Citizen-kill 10 people that are idle
Roles reversed-get killed 10 times while being idle
Hell frozen over/cold day in hell-obtain the jj2 source code
Spacey basey-Play 10 different space levels with the same space tileset
1 rabbit 1 tale-make a name for yourself on JCF good or bad
Itchy and num bum- play jazz2 for 24 hours straight
Reflix-join JCF a dont post for 8 days due to being scared
Baby steps-post 5 times
Childhood- post 25 times
Teenager-post 75 times
Adult-post 150 times
Grandad/Grandma-post 500 times
Old timer-post 9,000 times and make 25,000 threads
1 Giant step for rabbit kind-Become a moderator
Login denied-try to login while being banned
Teaching you a leason- as a moderator ban 20 people
What was it *thinks*-Forget username or password 3 times
Spicey death- get killed by pepper spray
seasoning your kill-kill an enemy player with
icicle- get frozen while jumping
Shattered effect-freeze and kick a enemy player
handle with care-on ctf get frozen 5 steps away from flag base while carrying a flag to win the game
Melting the rabbit icicle-freeze the toaster a enemy rabbit
designed effect-rase rep to 30
Making ur mark-rase rep to 50
Leading the army of light-rase rep above 120 and dont loose any rep for 2 months
Leading the army of darkness-Gain the lowest rep that is possible and keep it there for 3 months
Mastering the art-roast 10 rabbits in 1 battle
I tryed-kill 0 rabbits in a battle
you tryed,you failed-in a tournement hold the winner title for 2 years
finding the grave-account goes inactive longer than 1 year
Returning from the grave-become active after a year of inactivity
ITS A TRAP-fall into a pit of spikes
Master Foo -Complete all Foo Races consecutively -added for black ninja-
Bossy boots- bossing people about and lose 5 rep

You are all forgetting:

Master Foo Complete all Foo Races consecutively.

Except for Crazy, who didn't forget it. After I mentioned it. You know what? Forget it.

Yo black ninja u remember crazy ? well im back 2010 style :)

Nothing to see here... Destroy all scenery in a Ground Force level.

Semi-Obsessed - Play Happy Semi-Conductor 100 times

OMGWT*HAX Roast DarkSonic
im so... w4st3d Get roasted by DarkSonic
The CrimiClown Experience Defeat Blur 10-1 in Happy Semiconductor CTF and get admitted into [si] as Semi-Moderator

Join the club Host a pinging game
CrimiChristmas Play Crimiclowns Christmas battle 1 on Christmas
Pits... why is it always pits Get roasted by 10 pits
Pits Supreme Get roasted by pits 50 pits
What a PITy Get roasted by 100 pits
A Fitting Punishment Make up an achievement which features a bad pun

I think You Really Suck should be renamed to A Fitting Punishment

Beep Beep! - Win 10 race games with at least 7 non-idle opponents
What's that, Lassie? - Win a Well Tournament
Hyperglycemia - Kill 3 non-idle opponents with a single sugar rush
Scrooge - Have 20 coins in your possession during a game in the One Silver Penny level without collecting any coins before the start of the game
Hot potato - In a CTF game, pass the flag to another player in your team at least 5 times before any of your flag carriers actually die or a point is scored

Achievement Unlocked!

I'm getting too old for this Play JJ2 in 2020
The many files Have 500mb worth of JJ2 files.
JJ2 file fanatic Have 1GB worth of JJ2 Files.
The collector Have 10GB worth of JJ2 Files.
The bull(-)(-)(-)(-)ter Have 100GB worth of JJ2 Files.

Sadist Shoot a turtle shell 100 times
Why are you hitting your comrades? Kill 50 enemies with a turtle shell
Bumper cars! Run into 50 frozen enemies
Shoot at it until it dies Kill the witch in Frog Stomp

Glimpse of the fire See firesword join and then instantly leave your server.
Ban Ban Ban 10 people from your server
Ban hard Ban 50 people from your server
Ban fetish Ban 100 people from your server
Kick start Kick 10 people from your server
The boot Kick 50 people from your server
The golden boot Kick 100 people from your server
=) Use over 100 smileys in JJ2
Hum along Start humming to the music playing in the server.

Schizophrenic - See FireSword join and instantly leave servers 1000 times

Wall eaten - Get stuck in a wall
I'm not a furry honest ! Use Lori in-game for 1 month

Hi Speeza, DoubleGJ, Enigma, CrimiClown, SPAZ18 and everyone else, love the creativity put into all the achievements, good work.

Crazy i believe you missed out a few however:

Arrogant “veteran” – claim you are better than everyone else because you signed up to the jj2 forums first.
Big Headed – when anyone makes a suggestion tell them they are being bossy
Uncle obsession – always put your uncle before anyone else. Especially if his name’s Ian
It wasn’t me – whenever you lose something, blame your mum and say she moved it
OMG pubs! – be scared of the pub and get paranoid when anyone talks about the pub
OCD – move all your bedroom furniture around every few days for no apparent reason

Invoke the Power of the Nazi Stijn: Post non-JJ2 related stuff in JJ2 related forums

Revoke Stijn: Have about 6 people respond to the off-topic post, carrying the thread on further.

Ball Breaker: Shoot down any good idea from any type of admins.

Snooze: Throw a hissy fit over something insignificant.

NO NO NO Deny the same person the admin pass more than 5 times.
Carrot muncher In ctf when your down to 1hp have someone selfishly in your team take the carrot

Corporate resource: Use your job's network server to host dedicated JJ2 games.

Achievement unlocked.

I may be old Teach your grandmother how to kick every ones (-)(-)(-) in JJ2

Teamchat is a failure-Keep yelling CTF codes in main chat during a team game.

WTFBOOM - Make a triple roast using TNT
FIRIN MAH LAZER - Roast your entire opponent team with a laser shield(YES, IN LATEST JJ2+)

BamBam Be on Wicked sick in 3 mins in a ladder match xP

PINGAS Host a pinging server
Pesky plumbers Play/host a mario themed level
For the winD Complete a wind Meister level
Doesn't know when to Quit Create two bad achivement puns in the same thread.

I guess I've achieved that x12 now. What rank do I get?

TreyLina Use Lori for a year and be too lazy to switch characters every now and then.
Snooping as usual I see? Host a pinging server and eat 200 wieners.
Isolated from the n33p patch Only join private servers for a week.
Computer nub Still havent figured out how to install plus yet say you have it.
Wats the password!? Only play public servers for a month.
Spazzed out Play as Spaz yet lose a game to someone who used Jazz/Lori.
WTF IS GF!?!? Mess up 12 ground force games in a row by ending the game instantly because you didn't know what it was.
Hey look it's Cooldude again Ask for admin pass constantly then change your name claiming it wasn't you.
You found the magic run button! Press shift or capslock to run.
Lored Mess around with the wallkick bug for 30 minutes straight because you were bored.
Totally not on a diet Eat 1 million pieces of food.
brb Be away for 30 minutes.
gtg Say gtg yet go after 25 minutes.
JCS pooper Edit 10 popular levels.
Lazy Work on one single level for over a year.