Here is the full list of all 50 30XX achievements.
Complete the game, scoring Gold in all Glory Zones and Contemplation Rooms.
Complete a Pilgrimage 2 run in 35 minutes.
Complete 5 Daily Challenges.
Complete a Rush Job.
Complete the game with 10 or less maximum HP.
On level 8, destroy all four of Zen Primus' Shield Statues within a four-second window.
On level 8, defeat Legacy without dealing damage to any of his Shapes.
On level 8, destroy all four Lethal Tempo faces with a single attack.
On level 8, avoid damage from Echobeast for one minute without destroying any Sonar Bouncers.
On level 8, defeat Absolution without letting a Void persist for longer than two seconds.
This is what it was all for.
Was this what it was all for?
Errors, accumulated over and across time.
She held out as long as she could.
He gave himself to something more.
In the 2200s, we destroyed ourselves. They remained.
Complete the game with 10 HP or less remaining.
Defeat Loot Omega.
Complete the game with at least 3 Prototype Augs and no System Restore.
This was Delta's Home, once.
Was there ever really a choice?
Beat the game with the starting primary and no boss powers.
Complete Ellie's Gauntlet, starting with 3 or fewer lives.
Complete a Daily Challenge.
Complete a run without picking up any nuts.
Complete the game having taken damage ten or fewer times.
Beat the game with all 8 boss powers.
Unlock all Memoria upgrades.
Complete the game at 15+ Entropy.
Complete the game at 20+ Entropy.
Complete the game at 25+ Entropy.
Complete the game at 30+ Entropy.
Complete the game at 5+ Entropy.
Complete the game at 10+ Entropy.
Complete the game.
Die 50 times.
Complete the game within 28 minutes.
On level 8, defeat Experiment 9 without using the Gravity Fields (always be upside down).
Have 500 HP (Endless excluded).
On level 8, defeat Capital Punishment using only the room's Exploding Barrels.
Complete 10 levels in Community Mode.
Complete the Resonant Armor set.
Equip at least 12 Cores at once.
On level 8, defeat Hoot Omega before it reaches its final position.
Complete level 8.
Complete a Core set.
Have 250 nuts (endless excluded).
Net at least 100 Memoria in a single run.
Complete level 4.
Start a third run in one game session.