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Unlock Tonko Art
To unlock the Tonko Art, beat Metal Slug 6 on any difficulty with limited continues.
Unlock Special Music
Complete Metal Slug 1-5 and X on Hard with limited continues and also completing Metal Slug 6 with limited continues.
Eve and her comrades land on the surface to reclaim the extinct Earth and cross paths with a survivor named Adam. Eve is then led by Adam to the last surviving city, Xion, where she meets the elder of the town Orcal and is told many stories. In order to serve her mission to save Earth, Eve develops close relationships…