Complex sentence: Davros, on the other hand, is all too eager to give the Daleks the upper hand; and he orders them to make a suicide bombing attack on the Movellan craft upon realising that the Doctor might do the same thing for the Movellans.
Split into simpler sentences: Davros, on the other hand, is all too eager to give the Daleks the upper hand. He orders them to make a suicide bombing attack on the Movellan craft upon realising that the Doctor might do the same thing for the Movellans.