Various Steam Achievements

Achievement How to unlock
1-1 Complete this hidden room.
All Lit Up Beat the game with 100% completion.
Infinite Find the Infinite upgrade.
Light Boost Find the Light Boost upgrade.
Sonar Find the Sonar upgrade.
Spikes Find the Spikes upgrade.
Super Jump Find the Super Jump upgrade.
Teleport Find the Teleport upgrade.
The Tower Complete this hidden room.
Vanquished Defeat the Intruder.