The old R3 release has been replaced with slightly updated version:

Gorzakk wrote:

It's identical as the R3 version with the following exceptions:-

All stock benders swapped with Hellhounds (those are the type with the same firing functions as hellbenders).

All stock scorps swapped for tarantulas.

An extra pair of tarantulas at each core.


Of course you stilly need the Music pack to get the music.