Marvel TV Studios continue development on a live-action take of Marvel Comics "Secret Invasion" (2008), a crossover storyline that ran through an eight issue limited series involving a subversive, long-term invasion of Earth by the 'Skrulls', a group of alien 'shapeshifters' who secretly replaced many superheroes in the 'Marvel Universe' with impostors:
"..the shapeshifting 'Skrulls' are invading the Earth. Key figures in the 'Marvel Universe' have been replaced by Skrull sleeper agents.
"A possible Skrull invasion is on the horizon, whose seeds were planted during the 'Kree'/'Skrull' war.
"The question is who do you trust?..."
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