Valgresas

That's a Spicy Meat-a-ball Kill an enemy by attaching a Remote Bomb to them and detonating it.

Free Association Join a multiplayer network

Sprinter Complete the game in under 2 hours of play time.

1st Place at the Science Fair Create all items that contain Chem Fluid and Strong Chem Fluid.

Epic Flight Quest Fly from the roof of Snowball's Chance to Sinterpol HQ's roof, without landing

Superhighway Complete 10 Public Online Races

In-depth Investigations Find 80% of the Collectibles in the Investigations Sector
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Freeware Unlock every Skill in the Skills Tree

The Burning Question Obtain a key by completing the fifth Riddler trial.

Sensational Work! Complete the game with an S rank.

Minimalist Complete the game without opening the item box.

Knife Basics Parry an enemy with a knife.

Road Rage Complete every Criminal Convoy

Student Becomes the Master Perform a Level 3 Super with PaRappa on 'Dojo'

The Primal Riddle Obtain a key by completing the sixth Riddler trial.

Sloth Love Chunk Get 250 kills with the Essence of Sloth

Savior Save 5 people besieged by zombies.

Fell from Heaven Purchase 113 Supernatural Power Upgrades

Scar of the Bat Cure the doctor.

Jeet Thrives Reduce threat to 0 in the Balefire Flatland region around Jeet's Stronghold

Double Trouble Play Saints Row: Gat out of Hell Co-op for 3 hours

Days of Fire Extinguish the fires in Gotham City.

To put it bluntly Kill 250 zombies using blunt melee weapons.

Magma Wyrm Makar Defeated Magma Wyrm Makar

Angel of Death Destroy a Titan with your Flight Core in the Campaign

Conqueror Complete the game on "Nightmare" or higher.

Fly, You Fools Fly for 250,000 meters

Volcanic Sunscreen Defeat Arges the Bright One

Fly Swatter Shoot and knock back Marguerite while she's leaping at you.

Combo King Land a 50+ AP Combo in Practice Mode

Dangerous Minds Complete "Dangerous Minds"

Savage Metal Smash 10 militia transport vehicles off the road without using the immobilizer.

3x OVERTIME!! Enter 3x AP Overtime!

End of Line Complete 40 Fixer Contracts

Shardbearer Radahn Defeated Shardbearer Radahn

Touch of Death Apprehend the weapons dealer and lock him up in GCPD.

An Old Flame Complete the mission "Hunting The Firehawk".

Humanitarian Kill 50 human enemies.

Barn Burner Find 75 Barnstorming Diversion locations

The Wedding Complete all levels in The Wedding

Stunt Master Complete all of the stunts on the stunt list.

Calypso’s Wishes Perform a Level 3 Super with Sweet Tooth on 'Black Rock Stadium'

Piggyback Invade and successfully observe 10 enemy Fixers in Online Tailing

Ancestor Spirit Defeated Ancestor Spirit

Surge Protector Kill 50 enemies with Surge
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Interpol HQ Break-In Perform a Level 3 Super with Sly Cooper on 'Paris'

Oxymoronic Kill 100 Demons using the Coldfire Aura Supernatural Power

Chemical Warfare Kill 5 enemies with one Poison Arrow

How many days exactly? Play Dead Island - Definitive Edition at least 28 days after starting it for the first time.

Nice One, Stranger! Complete a request for the Merchant.