Steel2k

Creature Collector Collect 50% of all monster data.

Mark of the Assassin Defeated Duke Prosper, with or without Tallis. ("Mark of the Assassin" downloadable content)

You Filthy Animal! Complete One Match in Showcase Mode.

ARCADE KONQUEROR Finish Ultimate Mortal Kombat 3 on any difficulty

The Full Cavity Treatment Complete all 3 Track Challenges on any track

Merciless Mete out 5 deathblows

Chosen by History Defeat Samuel without taking any damage on Hard difficulty or above.

Astrophysicist Complete all the Cross-Controller Pack Tutorials

COMBO KING! Get 1 level combo star.

Wanderer [Player Match] Played first Player Match.

Day 7 Mastered Complete all Day 7 challenges at gold level

Sneeky Incursion Destroy the Boss without opening more than one outer door. Only 1 of the 3 outer doors may be opened to any degree.

Magic Time Complete the Arkeyan Armory level and acquire the elemental source.

Baneful Arts Use Aya or Saki's Ecstasy Combination 100 times.

Collector Collected 99 Yaya Cubes.

Leaving a Fine Lookin' Fossil Hold a 'Proud Hero' pose to your demise, dressed in an Excavator outfit

All In a Day's Work Complete the game

Check Out These Pythons Collect both of FourArm's Upgrade Tokens in Single Player

Super-Chirp Collect both of Crashhopper's Upgrade Tokens in Single Player

Wing and a Prayer Collect both of Astrodactyl's Upgrade Tokens in Single Player

Newtonian Alien Collect both of Gravattack's Upgrade Tokens in Single Player

Doll Collector Find the Alma Doll on every Mission

Locksmith Unlock all the LittleBigPlanet™2: Move Pack minigames

League Of Friends Play any level in the DC Comics™ Premium Level Pack with one or more friends.

Life Preserver Increase your life total to 30 or more in single player, or 60 or more in Two-Headed Giant

Fan boy Beat Rhymer in his One-on-One

Day 8 Mastered Complete all Day 8 challenges at gold level

Trader Connected two cities and traded between them.

Inconceivable Kill the Monster without taking any damage outside of the Tutorials.

Hugs! Kill 20 enemies in a single burst of Explosive Touch in Carrier.

Are there more than two? Find ten money bundles in PANIC ROOM.

The Shipwright Build 50 cannons with Franky's Place Cannon skill.

PERFECT STRANGERS Win a flawless victory in a ranked kombat

Abandon All Hope Rescue 4 survivors in a single game of Infection.

Silver bullet Obtain a silver medal in 10 different challenges

Blackjack Subtle Evaded vault security in Chateau Haine. ("Mark of the Assassin" downloadable content)

I Like to Keep This Handy Kill 2 enemies with one shot with the shotgun

Friendly competition Choose any Friend as a Rival from the Single Player Leaderboards

Unicycle Drive a cumulative total of 50 miles while doing a wheelie on a motorcycle.

Slaughterhouse Kill 5 enemies with one shot on normal or higher difficulty setting in campaign mode

You Break it, You Bought it! Break 100 Omnitrix Energy containers

Get me if you can! Complete the Crystal Eye Castle level without being hit by any of the rolling barrels.

Soul Fulfilled Player level reached maximum.

Syberian Express Beat Drayke in his One-on-One

Well-Off Have 100000 Beli in possession.

Be number 1 Gain the number 1 position in 10 different score charts

How I Roll Collect both of Cannonbolt's Upgrade Tokens in Single Player

Block Party Collect both of Bloxx's Upgrade Tokens in Single Player

You Come Grand Opening! [Player Match] Hosted your own room.

Hear me roar Finish chapter 4