Arkosaurus

Clawless Eliminate all targets in Awaji (Claws of Awaji)

Added to the Collection Defeat the Headhunter -- Aria of Sorrow

Dental Samaritan Gave Stan His Toothbrush

Trophy Fisher Became A Prize Chum

Third Armor Obtain all four armor parts in Mega Man X3.

It's Definitely Over Defeat Sigma Gunner and Earth Sigma in Mega Man X4.

Dubious Challenge Clear Challenge Level 1 in Kaycee's Mod.

A Better Idea Modified a starfighter's preset loadout in multiplayer.

All That Nonsense Defeat The Edge

Perfectionist Obtain all the medals on Custom maps in Challenge mode

Patient Citizen Waited Patiently To See Carla

Amateur. Pushover. Defeat The Beat

Precious Collect 300 Rings In One Run

Search And Destroy Completed Mission 13 in campaign mode.

Inn Business Awarded for building the New Moon Rooms.

Warehouse Wasteland Complete all tracks in Industrial Area

Stepping It Up Survive a Hazard Level 3 mission from start to finish.

Hit 'em Where It Hurts You scored 1000 weakspot hits. Impressive.
0/1000

Desperately Seeking Dingo Collect all trophies

Iron Fist Won an AI stage battle - Brütal difficulty

Day 14: The Storm Complete Stan's fourteenth day underwater

Dead Dead Dead Died For Real

Resolution Defend the city from the zeugle threat and subdue the chaos.

Ukhu Defeat the Ukhu variant.

Don't leave me! Destroy 10 consecutive Sentinels before they escape in Survival mode

I Am The Night Finish I Am The Night Mode

Covert Ops Complete Magna Centipede's stage without being spotted by a single searchlight in Mega Man X2.

He Brought Fists to a Mech Fight Use a Ride Armor to score the final hit against Magma Dragoon in Mega Man X4.

Promise Me, Zero Complete X's story in Mega Man X4.

Challenge accepted! Get 115 Bronze Medals in Alps Public Challenges

Steppin' Up Score 100,000 Points In One Run Using Quick Step

Tight Ship Decked Out The Sea Monkey II With Spooky Skulls

All Units Stand By Obtain all four Ride Armor chips in Mega Man X3.

Surfrider: Leave No Trace Pick up 10 empty oxygen sticks

Bragging Told Everyone On Mêlée Island That You Are Looking For The Secret
0/15

Relief Pitcher Offered To Donate To The Earthquake Relief

1-800-GETHELP Finish the game on hard mode

50 down, I don't know how many to go Complete 50 feats

Postponing the Inevitable Defeat Death -- Aria of Sorrow

Hot Headed Braved The Scorched Alaska

Audio Signal Incoming Listen to 10 tracks for long enough with the Music Player, and then listen to the secret track.

Approved Greenbeard Complete your first assignment.

Safety First Use two hooks when crossing the chasm in Lumber

Red Moon Manor Map Find the Red Moon Manor Map.

Mop Top Got Hired With All Four Mop Heads
0/4

Fourth Armor Obtain all four armor parts in Mega Man X4.

Tearing Through The Dark Completed Mission 14 in campaign mode.

T-Spin Break-In Earn 10 T-Spins.
0/10

Hoarder Unlock everything in the Archives

Hoarder Collect over 2000 materials.