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