STREETS OF RAGE 

Bad Ending 
At the boss on the last level have one person answer NO to his question and the other answer YES. You will then fight and the person who said no must win. Then he asks again and you answer NO. After you kill him you have the bad ending. 
Submitted by Brian Friesen (bfriesen@galaxy.csc.calpoly.edu) 
Bonus Points 
On level 3, after defeating the boss, use your special weapon before he hits the ground. You will get a bonus of 5,000 points! Be sure to save your weapon until you defeat him. 
Easier and Harder Game 
At the title screen, hold A + B on Controller Two and press START on Controller One. You can now choose EASIEST and MANIA difficulties. 
Submitted by Finness Avant
Level Select and Extra Men 
At the title screen, move the cursor to OPTIONS but don't select it. Hold A + B + C + RIGHT on Controller Two and press START on Controller One. Now enter the OPTIONS screen and look for two new options, "Players" and "Level Select". 
Submitted by Brian Marcelo

    Source: geocities.com/timessquare/zone/Zone/1423/sg

               ( geocities.com/timessquare/zone/Zone/1423)                   ( geocities.com/timessquare/zone/Zone)                   ( geocities.com/timessquare/zone)                   ( geocities.com/timessquare)