Rewrite movement in more extensible, similar-feeling but physically animated way. Enable swimming in currents, walking through flying spaceships / toppling buildings, sliding down slopes/pipes, climbing, squeezing through gaps, non-humanoid aliens, droids, jet boots, rappelling, zip lining, base jumping, pod racing (with crashes), gravity changing direction, zero gravity, portals.
Rewrite movement in more extensible, similar-feeling but physically animated way. Enable swimming in currents, walking through flying spaceships / toppling buildings, sliding down slopes/pipes, climbing, squeezing through gaps, non-humanoid aliens, droids, jet boots, rappelling, zip lining, base jumping, pod racing (with crashes), gravity changing direction, zero gravity, portals.