Complex sentence: The mischievous Loki challenges the Marvel super heroes yet again, but this time by using his magic to "Overload" various villains like Doctor Octopus, Venom, Mandarin, Abomination, and Red Skull.
Split into simpler sentences: The mischievous Loki challenges the Marvel super heroes yet again. But this time, he's cast a spell to "Overload" various villains like Doctor Octopus, Venom, Mandarin, Abomination, and Red Skull.