You found all the hidden story items in Megan's office. Point and Click much?

Complete Trainstation (Day)

Completed battle as Xiahou Dun

Complete the Dark Forest without getting lost once

クイックスタイルでオーバードライブを使用した

Get 9999 Points in one game of Spitfire

Paid your respects to the founder of Rapture.

Bat around in an inning. Must be completed on All-Star or higher Batting difficulty. Must be done in a full, uninterrupted, 9 inning game against a CPU controlled team.

Set 100 enemies on fire with the Bellock, air fuel grenade, spider grenade, or environmental hazard in the single player Campaign.

Solve all case files in Co-op mode

Finish the game with an average time of 3:00 per episode or better.

Shoot a goldfish.