Two Thumb Master
Finish the single player campaign.
30 
One Shot, Thrice The Score
Kill 3 enemies with one shot.
25 
He Just Wants A Hug!
Make a giant Strongman miniboss follow you around for 20 seconds.
25 
Stake-Out!
Defeat 1,000 donuts in the Dream World pack.
25 
Hold The Ketchup!
Don't destroy ANY ketchup!
25 
Demon Hunter
Defeat the final boss in the Dream World pack.
25 
Art Critic
Have every pixel in a level from the Arts & Crafts pack destroyed at the same time.
25 
Oh Derpfish, you so awesome!
Finish every level in the Arts & Crafts pack playing as Derpfish.
25 
NO, I AM SPARTACUS!
Defeat Spartacus while playing as Spartacus.
25 
Who's guarded now?
Shoot 12 bouncy rockets into the Roman encampment.
25 
The horse screamer
Punch the horse to make it explode.
25 
It's called a dirigible
Defeat all the enemies in the level from inside the zeppelin.
25 
Say cheese!
Share a screenshot at the end of a Rugby Riot level.
25 
Bananabros!
Finish a deathmatch level by letting your banana bros defeat all the enemies.
25 
The Things I've Seen
Shoot every type of enemy at least once.
20 
On A Gamer's Diet
Shoot 50 zombies, 50 robots, 50 pirates and 50 soldiers.
20 
Natural Born Gamer
Shoot 5,000 enemies in total.
20 
Deathless Destruction
Finish a destroy the object level without killing an enemy.
15 
I'll Show You Fits Of Rage
Shoot 20 enemies in 60 seconds.
15 
You're Like Some Kind Of Robot
Get 50 longshots.
15 
Been There, Shot That
Use every power-up at least once.
15 
Nice Beating You
Defeat the first boss in the pirate theme.
10 
One Meeeeeelion Blocks!
Destroy 1,000,000 blocks.
10 
A Wilhelm Scream
Fight the final boss and fail miserably.
5