File: Corridor.7.alien.invasion.zip ... -

: Usually .WL6 or custom Capstone formats containing graphics, levels, and audio assets.

Standard distributions of this zip file, such as those found on Internet Archive , generally include: : The main game executable. File: corridor.7.alien.invasion.zip ...

: Set in 2024 at a secret research facility on Earth after a Mars-based artifact opens a portal for hostile aliens. : Usually