Poké-Packs, so named in the later releases, were sets released by Tomy and Hasbro. They included a larger selection of Battle Figures with each purchase.
The original sets were released incrementally.
Movie 5-Pack with Battle Discs. A tie-in with the first movie, released November 1999
Battle Figures™ from Pokémon The Movie 2000. A tie-in with the second movie.
Water Type (re-release)