Sentinels of the Multiverse: Definitive Edition

A mad scientist holds the whole world hostage with his doomsday device. A self-aware AI in a massive robotic form rampages through major cities, bent on the destruction of all human life. A chaotic earth spirit uses her control over the natural elements of the world to threaten all of humanity! A superpower supremacist leads her army of powerful followers to defeat any who would oppose her goal of global conquest! Only a few stalwart Heroes stand in the way of all these Villains and their dastardly plots! Can you defeat the Villains and save the world? Or will the Villains triumph, forcing the Heroes to regroup and fight another day?