Get all other trophies.
Watch the intro without skipping it.
Complete the tutorial level with GAL.00.
Collect 1 gear.
Collect 2 gears.
Collect 3 gears.
Die for the first time.
Fall of a level.
Die by spikes.
Rebirth with a gear.
Reach a checkpoint on any level.
Defeat any of your GAL sisters.
Defeat GAL.01 and get the SHIELD.
Defeat GAL.02 and get the DASH.
Defeat GAL.03 and get the BUSTER.
Defeat GAL.04 and get the WARP.
Complete Fortress Zone 1 and defeat GAL.0X.
Complete Fortress Zone 2 and defeat General Creeper first machine.
Complete Fortress Zone 3 and defeat General Creeper second machine.
Complete Fortress Zone 4 and defeat General Creeper.