Collected Coin and Core for the first time
Chapter 1 Completed
Chapter 2 Completed
Chapter 3 Completed
Chapter 4 Completed
Chapter 5 Completed
…and saved their lives instead.
…and saved her life instead.
Destroyed the Mother Drone and acquired the Gravity Gun
Destroyed Armanico and acquired the Suit
Defeated the Clone and acquired the Beam Sword
Destroyed Spydel and acquired the EMP Gun
Destroyed Alpha and Omega
Win against Bach
Acquired a Plasma Battery for the friendly A.I
Acquired a Skill Chip for the first time
Acquired the Spectroscope which took many Baroques' lives away
Acquired and studied the Paper for modifying the Spectroscope
Recovered Handel's memory while playing the Violin
Confront with UHC's chief of R&D
The only effective weapon against Bach
…before the explosion.
Completed Chapter 1 Stage 9 without losing HP
Completed Chapter 2 Stage 3 without losing HP
Completed Chapter 2 Stage 8 without losing HP
Completed Chapter 3 Stage 19 without losing HP
Completed Chapter 3 Stage 27 without losing HP
Completed Chapter 4 Stage 18 without losing HP
Completed Chapter 4 Stage 29 without losing HP
Completed Chapter 5 Stage 29 without losing HP
Completed Chapter 6 Stage 9 without losing HP
Completed Chapter 6 Stage 20 without losing HP
Fully upgrade the Gravity Gun, the Beam Sword, and the EMP Gun
Fully upgrade the Suit
A promise between father and son
Completed Chapter 3 Stage 3 by interacting with Switches 9 times or less
Completed Chapter 3 Stage 15 by interacting with Switches 2 times or less
Completed Chapter 4 Stage 8 by interacting with Floor Switches 6 times or less (press and release counted separately)
Completed Chapter 4 Stage 9 by interacting with Floor Switches 16 times or less (press and release counted separately)
Completed Chapter 4 Stage 27 by interacting with Laser Prisms 19 times or less
Completed Chapter 5 Stage 15 by consuming EMP ammo 13 times or less
Completed Chapter 6 Stage 14 by interacting with Laser Prisms 28 times or less
Completed Chapter 6 Stage 16 by interacting with Laser Prisms 19 times or less
Completed Chapter 6 Stage 19 by interacting with Laser Prisms 24 times or less
Completed Chapter 6 Stage 26 by consuming EMP ammo 12 times or less
Completed all other Achievements