Complex sentence: A motorised back-pack helicopter accessory was released as part of the GI Joe toyline for any figure to use, whilst the Annihilator figure had a helicopter back-pack as part of its accessories.
Split into simpler sentences: A motorised back-pack helicopter accessory was released as part of the GI Joe toyline for any figure to use. The Annihilator figure had a helicopter back-pack as part of its accessories.