Here is the full list of all 39 Bombshell achievements.
Collect all other trophies
Reached Level 5 without dying once
Completed the game once without using any powerup
Finish Episode 3 on Hard
Finish Episode 2 on Hard
Finish Episode 1 on Hard
Reach Level 30
Reach Level 20
Used Amiga to get out of a trap
Used all heat generators
Complete all Heskel Challenges
Finish the Whitehouse Prologue on Hard
Finish all subquests in the game
Raise one of the weapons to the maximum level
Find all Datalogs
Raise Confidence to the maximum level
Use 10 Power Enhancers
Finish Episode 3 on Normal
Reunite with General Holloway
Raise Vitality to the maximum level
Finish Episode 2 on Normal
Died 50 times
Killed 50 enemies with amiga
Buy each shop item at least once
Distract 5 enemies with the holo bombshell
Reach Level 10
Collect 50000 KY
Finish Episode 1 on Normal
Raise Defense to the maximum level
Collected each artifact at least once.
Killed 50 insects
Kill 10 enemies with the mighty fist
Kill 10 enemies with powers
Kill 10 enemies with the bowling bomb
Kill 10 enemies with humiliation moves
Kill 50 enemies with the Ion Maiden
Kill 100 enemies
Killed yourself with the bowlingbomb
Finish the Whitehouse Prologue on Normal