To enter a hidden retro level, use a taser weapon on the indicated arcade machine in the listed stage. The taser can be obtained from cops, or found on the ground, nearby the arcade machine. If you do not see a taser, smash all the crates and other item containers nearby until you find one.
Stage 2: In the prison, past the guards with tasers, is an open doorway in the background with the arcade machine.
Stage 4: Look for an entrance door on the docks, and go left to find the arcade machine in a small room.
Stage 5: The arcade machine is in the bar, after exiting the sewers.
Stage 8: After leaving the Art Exhibit, you will enter a back room with a taser on the ground. Use it on the nearby arcade machine.
Successfully complete the indicated task to unlock the corresponding character:
- Adam Hunter: Successfully complete Chapter 4.
- SoR1 Axel Stone: Reach 200,000 lifetime score.
- SoR1 Adam Hunter: Reach 250,000 lifetime score.
- SoR1 Blaze Fielding: Reach 310,000 lifetime score.
- SoR2 Max Thunder: Reach 390,000 lifetime score.
- SoR2 Axel Stone: Reach 480,000 lifetime score.
- SoR2 Blaze Fielding: Reach 570,000 lifetime score.
- SoR2 Skate Hunter: Reach 650,000 lifetime score.
- SoR3 Axel Stone: Reach 730,000 lifetime score.
- SoR3 Blaze Fielding: Reach 840,000 lifetime score.
- SoR3 Skate Hunter: Reach 940,000 lifetime score.
- SoR3 Dr. Gilbert Zan: Reach 1,050,000 lifetime score.
- SoR3 Shiva: Reach 1,150,000 lifetime score.
Successfully complete the indicated task to unlock the corresponding achievement. To view your achievements and stats in Steam, select "Community", "My profile", "View all my games", then the game and view stats.
- 100 Yen: Clear the Arcade mode on Hard difficulty or higher.
- Bleeding Knuckles: Reach a lifetime score of 5,000,000.
- Maniac: Get an S-Rank on all stages on Hard difficulty or higher.
- All Clear: Adam: Clear all stages in single-player mode as Adam.
- All Clear: Axel: Clear all stages in single-player mode as Axel.
- All Clear: Blaze: Clear all stages in single-player mode as Blaze.
- All Clear: Cherry: Clear all stages in single-player mode as Cherry.
- All Clear: Floyd: Clear all stages in single-player mode as Floyd.
- All Clear: SOR1: Clear all stages in single-player mode with a "SOR1" character.
- All Clear: SOR2: Clear all stages in single-player mode with a "SOR2" character.
- All Clear: SOR3: Clear all stages in single-player mode with a "SOR3" character.
- All Too Easy: Complete a stage on Mania difficulty.
- Combo Master: Achieve an "Out of this world!!!" combo.
- Perfect: Complete a stage without taking damage.
- Stage Mastery: Get an S-Rank on any stage.
- An Elegant Death: Use a chandelier to kill an enemy.
- Birth of the Cool: Catch a weapon in the air.
- Broke My Toy: Break a spear.
- Collateral Damage: Use a barrel or a grenade explosion to kill 3 enemies at the same time.
- Combo Expert: Achieve an "Amazing!!" combo.
- Combo Pro: Achieve a "Super!" combo.
- Demolition Man: Use a wrecking ball to kill an enemy.
- Dude, My Car!: Break the car in The Streets.
- Eating off the Ground: Consume a healing item.
- It's Chilly in Here: Break both elevator window panes.
- Life's a Struggle: Free yourself from a grab.
- Oops: Hit an ally.
- THIS IS WOOD OAK CITY!!!: Kill an enemy by tossing them in a hole.
- Walk on Foot: Destroy all motorcycles.
- Wasted Wine: Break a wine bottle.
- Family Reunion: Get the Golden Chicken from the art gallery to the stock room.
- Old-Schooled: Beat Mr. and Ms. Y.
- Snap Out of It: Beat possessed Max.
- Dojo Master: Beat Shiva.
- Miss Me?: Meet Adam.
- Somebody Call the Cops!: Call the police with a Streets of Rage 1 character.
- Throwback: Discover a retro level.