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