ForgottenEnigma

Gun Master Earn a T1 Mastery Badge with any Weapon

Dark Boy Beat the Depths/Necropolis without taking damage

The Teacher Remains the Teacher Defeat Javier Jaguar as Uay Chivo in an un-nerfed one-on-one rematch.

Student of History Activate all Iron Lord Artifacts.

It didn't SEE that coming! Defeat an Illuminate Great Eye.

Mama's Boy Beat the Womb/Utero without taking damage

Mom's Knife Kill Satan with Isaac

Performance Enhancing Mods Unlock all of the Performance Mods (Except Legendary Mods).

No Fast Blast Use the Temporal Cannon Special Weapon (Colonel Rissler).

Tower Expert Build every tower and every upgrade for each tower.

Untouchable Beat a Chapter 4 mission or higher with zero cores captured.

Full House Build and fully upgrade each tower type in one mission.

Ostiophobia Defeat the son.

Kaboom! Build 100 Cannon towers.

The Polaroid Beat Cathedral 5 times

Navigators Build an Exocraft

Emerald Beat the game with the Silent.

Burn Baby Burn Build 100 Inferno towers.

Clean Exit Successfully extract in Hazard Zone without anyone in the squad having died

Has science gone too far? Get a kill using the HT-95 Levkov, XD-1 Accipiter, Rorsch Mk-1, and Schipunov 42

Annihilator Kill 10,000 aliens.

Running Man Strap on some boots and go for a jog!

Shoot That Guy Use the Precision Targeting Special Weapon (Rear Admiral Phillips).

Siege Breaker Survive 100 waves on Grinder challenge mode on any mission.

Spliced Complete the "Wrath of the Machine" raid.

The Negative Beat Sheol 5 times

Pew Pew Build 100 Laser towers.

Nadeo Space Program Reach a height of 1,2km

Go To Your Home Use the Core Teleport special weapon (Professor Taylor).

Gun Crazy Using only Gun towers, Win any chapter 4 (or later) mission.

Isaac's Tears Kill Isaac with Isaac

The Path Most Traveled Win a Gold medal on mission 19 without using the Command Shuttle.

Great Ball of Fire Build 100 Meteor towers.

Base Defender Complete the single player campaign in Story Mode.

Full Potential Win a chapter 4 (or later) mission with level 3 towers only and no selling.

The Not-So-Friendly Skies Build 100 Missile towers.

Chemophobia Defeat the trademarked chemical.

High Voltage Build 100 Tesla towers.

Shell-shocked Using only Cannon towers, Win any chapter 4 (or later) mission.

Minimalist Using only level 1 towers, Win any Chapter 4 (or later) mission.

Master Siege Breaker Survive 100 waves on any Super Grinder challenge mode.

Took this thing on a test flight Complete Arcade mode with a custom made ship, at Veteran difficulty level

Firebug Using only Inferno towers, Win any chapter 4 (or later) mission.

Greatest Tag-Team in History Defeat both Lightning Skeleton arenas in The Great Temple on Hard Mode, with 2 or more players (or as Javier Jaguar)

Master Builder Use the command shuttle to move 6 map sections in Mission 6.

Topped Off Attain maximum life and mana possible without accessories or buffs.

Planet Defender Earn a silver medal (or better) on all missions in the Story mode.

The Chest Beat the Chest

Head Trauma Build 100 Concussion towers.

Syngenesophobia Defeat the brothers.