Even with only one issue released Marvel has announced that Monsters Unleashed will become an ongoing series after the current miniseries.

The ongoing series will feature characters introduced in the series like Kid Kaiju, Elsa Bloodstone, and the newly-created monsters. Writer Cullen Bunn will return for the ongoing, and be joined by artist David Baldeon. Marvels press release below.

"Giant monsters have been reintroduced to the Marvel Universe, and after the events of the Monsters Unleashed limited series, the movers and shakers of Marvel’s hero community simply must take these behemoths seriously as a threat. With that in mind, Kei Kawade and a small group of new kaiju have been tasked with combating giant threats that surface all over the world.

From their hidden island base, Kei and a group of powerful monsters are on call, ready to face these gargantuan Leviathans wherever they may rise.
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This is a series firmly rooted in the Marvel Universe. Kei, Elsa, and company will be interacting with a number of Marvel heroes, and they’ll be encountering some extremely powerful, extremely dangerous villains in addition to the giant monsters they must face."