Beneath the decaying sprawl of a forgotten megacity, the abandoned hyperloop tunnels have become a deadly underground racetrack. You pilot a rusted pod through the tunnels, using A and D to rotate, dodging obstacles at impossible speeds. Each completed lap pushes your pod faster, the turns sharper, the danger more unforgiving. The air is still, the world silent except for the hum of your engine. Down here, there are no crowds—just you, the tunnel, and the question that keeps every racer alive a little longer: how long can you stay on the track?

Credits:

• Design, development & Sound Effects: Nic Spreeth
• Lap SFX: Allen Purkiss
• 3rd Party Sound & Music:
  • Electric motor engine start stop:
    freesound_community 
  • Mechanical Motor Starting – Whirring – Stopping: arunangshubanerjee 
  • Electric coffee grinder: spinopel 
  • Electric train engine noise: spinopel 
  • Electric Motor Struggeling: freesound_community 
  • Coffee grinder:  spinopel 
  • Electric Windmill:  freesound_community 
  • Motor3:  freesound_community 
  • Traction motor of electric train:  spinopel 
  • Electric machine engine, rumble, large air-conditioner:  freesound_community 
  • Car interior sound:  dbsound 
  • Rail bus interior ambience:  AudioPapkin 
  • Helicopter interior, no rotor:  freesound_community 
  • Ship engine interior buzz loop:  FxProSound 
  • Vehicle interior in motion repeatable:  freesound_community 
  • Shaky Windy Bike Ride:  freesound_community 
  • Strong Howling Wind:  Liecio 
  • The Lost Expedition (psy trance full on):  Evgeny_Bardyuzha 
  • 044216_Servo_3_Panera.wav:  freesound_community 
  • Car Crash Sound:  DRAGON-STUDIO 
  • Large Underwater Explosion:  DavidDumaisAudio 
  • Explosion:  SFX DRAGON-STUDIO 
  • Swish Swoosh Woosh SFX-27:  StereogenicStudio
• 3rd Party Textures: Digiwerk