Complex sentence: The first black smurf to have been transformed has meanwhile recovered some semblance of ingenuity and paints himself blue to avoid being sprayed in the pollen-powered antidote... this allows him to ambush several normal smurfs and reverse the outcome of the clash.
Split into simpler sentences: The first black Smurf to have been transformed has meanwhile recovered some semblance of ingenuity and paints himself blue to avoid being sprayed by the pollen-powered antidote. This allows him to ambush several normal Smurfs and reverse the outcome of the clash.