A standout feature of for the Nintendo 3DS is its "Free Scenario System," which replaces the linear progression of previous titles with a dynamic, time-sensitive open world. Instead of just moving from screen to screen, you have exactly three in-game days to solve the mystery of Kunio's attack and Riki's missing girlfriend. Key Features of the Free Scenario System

: Your actions—or inactions—during these three days directly influence the story. Missing a timed event might lock out one path but open another, leading to multiple unique endings .

: Since you can't be everywhere at once, you must prioritize which leads to follow and which shops to visit for gear and skills. Additional Noteworthy Features River City: Rival Showdown 3DS Review - MyGamer

: Time moves from 3:00 PM to 11:00 PM each day. The availability of NPCs, specific rival gangs, and side quests changes based on the hour.