Door opening
- Sound
- Wooden creak / metallic scrape
- What it tells you
- Specific maps have doors (Mirage palace, Inferno bedroom) that audibly open.
- Action
- Door open in your direction = enemy committed to that route.
Environmental
More environmental cues
Environmental
Water splash
Enemy walking through water (Anubis water area, Train wagon). Identifies position.
Environmental
Metal floor footsteps
Enemy on metal surfaces (Nuke vents, ramp, Train wagon roof). Metal is louder than concrete.
Environmental
Wood floor footsteps
Enemy on wood (Mirage palace, Inferno coffins). Distinctive from concrete.
Environmental
Glass break
Some surfaces (Nuke top, Inferno apps balcony) have breakable glass that produces audible cues when crossed.