Genesect

Genesect (Japanese: ゲノセクト Genesect) is a dual-type Bug/Steel Mythical Pokémon introduced in Generation V.

While it is not known to evolve into or from any other Pokémon, the Drive inserted in the cannon on its back is visibly different within its sprites depending on the Drive it is holding. Genesect was leaked in the August issue of CoroCoro magazine on July 11, 2012, and it was officially revealed on July 14, 2012.
 * When it is not holding any Drive, the light is orange and Techno Blast is Normal-type.
 * When it is holding the Burn Drive, the light turns red, and Techno Blast is Fire-type.
 * When it is holding the Douse Drive, the light turns blue and Techno Blast is Water-type.
 * When it is holding the Shock Drive, the light turns yellow and Techno Blast is Electric-type.
 * When it is holding the Chill Drive, the light turns white and Techno Blast is Ice-type.

Genesect is the last Pokémon in the original Unova Pokédex as well as the New Unova Pokédex.