BioShock 2 tends to be overshadowed by the rest of the trilogy, but it does certain things better than the other games.
BioShock 2 - Wikipedia
7 Ways BioShock 2 Differs From The First Game
The New Utopian: Social Connections in Bioshock 2 - BioShock 2 - Giant Bomb
Bioshock 2 and the Redeeming Power of Mercy - The Latter-day Liberator
BioShock: The Collection review: That rare remastered anthology that's well worth your attention
Burial at Sea was envisioned as BioShock Infinite DLC, but it become a game in its own right
The New Utopian: Social Connections in Bioshock 2 - BioShock 2 - Giant Bomb
BioShock 2 Is the Best BioShock - The Escapist
7 Ways BioShock 2 Differs From The First Game
Game Theory: On BioShock, violence, Potempkin and propaganda – Digitally Downloaded
some artwork I found. can we all agree bioshock 2 was really amazing but short? : r/Bioshock
BioShock 1 + 2 + Infinite XBOX 360 Trilogy Game Bundle Lot 710425299636
What are your thoughts on Bioshock 2? : r/Bioshock
I think Bioshock 2 was probably my favorite of the bunch : r/Bioshock