Watch Pokémon: The First Movie - Mewtwo Strikes Back (1998) HD Full Movie Free on solarmovie.do. Watch Pokémon: The First Movie - Mewtwo Strikes Back (1998) online free. Scientists genetically create a new Pokémon, Mewtwo, but the results are horrific and disastrous....Scientists genetically create a new Pokémon, Mewtwo, but the results are horrific and disastrous.