GregPo

For Science! Researched all technologies at least once before the year 2005 in a single game

I came in like a Resogun Accumulate a total Wrecking combo of 1,000 in Demolition mode

Surprise Attack! Arrive at the objective in File R-07 without being spotted.

Prince of the Screen Reach King of the Screen level 3

Trampoline Bounce 30 blocks upward off a Slime Block.

Double Trouble Complete The Pen and the Sword in Multiplayer.

None more hard Complete the Campaign on Nightmare difficulty.

You know you're REALLY Insane, right? Complete the entire main campaign on Authentic Plus difficulty

I Got This In The Darkest Shore, survive the initial beach rush without using any machine gun turrets.

Love Is All You Need Play through a campaign without using any gems.

Lights Out Complete the "Light 'Em Up" Special Ops mission on Veteran difficulty.

Wait... Wha...?! Kill a plane with an enemy plane

Chimp on the Barbie In Ascension, kill a space monkey with a fire trap.

Eh...what's up, doc? In cooperative mode, revive wounded players 5 times.

Invincible Get 99 or more extra lives.

Exposed Remove all of King Cepheus's shields.

Acquire Waffle Weapons! Obtain the Ray Gun, DG-2, and the Monkey Bomb at the same time in a game. (Map Pack 3 only)

Come On And ... Slam 10 zombies at once in Outbreak.

Ammunition Collector Collect all ammo types.
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Total Football Successfully convert a player to a new position in Career Mode.

Just Like Old Times Dispatch the professor with a shot to the groin.

The Sound of One Hand Capping Complete ‘Got Your Back’ Operation with only a handgun.

Confidence Boost Win a Battlegrounds league Clan Match.

Tie Dye Outfit Dye all 4 unique pieces of Leather Armor.

Frozen Fists Complete Frosted Fjord without having a melee or ranged weapon equipped at any time.

A Prize Every Time Spend 5,000 Credits.

Save the Poet Complete The Pen and the Sword in Single Player.

He Talked Too Much Defeat Emerson Miller

Acidic Alchemy In IX, Get a kill with the Acid Trap in each of its craftable locations

Green Series clear Get a silver medal on every green track

Deliver This Complete the "Special Delivery" Special Ops mission on Veteran difficulty.

You Shall Not Pass! Defeat the Balrog as Gandalf in the Mines of Moria ("War of the Ring" Campaign).

Vehicle Builder Build your first Builder car.

Mountain legend Complete 30 MOUNTAIN STORIES in Alps

I Know a Shortcut In Voyage of Despair, take every fast travel path in a single game

Friends With Benefits Had relations higher than 90 with all factions in the Modern Era

Lovely Challenge IV Discover the Disco Inferno and the Dancing Dino costumes

Don't Push Me Get the First Blood bonus in a Knock Out event

Vengeful Reflection An Umbral imprint of Isaac faces the Lightreaper.

2-fer Using the EBR-14, kill 2 enemies with 1 bullet 5 times in 'Payload' without sounding the alarm

Nahantu Sightseer Explore all of Nahantu.
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Vulnerable As the Predator, knock down a Fireteam member while your energy is overloaded

Zombie Master Perform all the moves for the Zombie fight style in a single fight

All's Well as Ends Better Complete the single player "War of the Ring" Campaign.

Extreme Manhunt Complete a Seasonal Manhunt mission on Challenge difficulty or above.

Better than the Best Complete the entire campaign on Authentic Plus difficulty with no manual saves

Bird Brained Brainbug at least one penguin from each of the 7 penguin ranks, including Putzki in a single playthrough

Don't make me pull the trigger! Survive for 5 minutes in Demolition mode

Fully Automatic Hit the same driver three times with a 3x Ricochet Bubble

Dry Spell Dry a Sponge in a Furnace.