Portal Effect [Unity]
This asset allows you to create portals that players can see and walk through as if space itself has been warped. Players can see and step seamlessly across space through portals.
Features:
Game-ready VFX (open, idle and close states)
Seamless camera transition
Rigidbodies save their velocities
Optimization (frustum culling)
Available on AssetStore: http://u3d.as/1QGZ