The bios divulge a lot of information about each fighter: Dive and Kick, for example, are fraternal twins whose mother sent them to live with their uncle in a town called Bel Air. Redacted, the Skunk Bear, has a cigar fetish.
Read all about the Divekick characters in Heart's PlayStation Blog post. Divekick is due out for PS3, Vita and PC this summer, potentially on Steam via Greenlight.