In anticipation for their upcoming crossover event Fear Itself, Marvel is releasing an 8-part miniseries titled Fear Itself: The Worthy. The series will be available for free on the Marvel Comics app, Marvel Digital Comics Unlimited and Marvel Comics on Chrome, and will provide backstory for “The Worthy” before they’re summoned by the God of Fear to terrorize the Marvel Universe.

“We want as many fans as possible to get a taste of this year’s biggest comics event,” explains David Gabriel, Marvel’s Senior Vice President of Sales. “By making these stories available for free digitally, we’re reaching a world wide fan base and making it possible for everyone to get a taste of the scope and excitement of Fear Itself!”

The first installment of Fear Itself: The Worthy will be available for download on April 27.