Don't know about the plot, looks like it revolves around DNA evolution judging by the Omnimon style Knight at the back and the shadow resembles a screwed up Armageddemon. Possible villain?, I don't have a clue, they do look like they've given a Veemon, Greymon, Metalkabuterimon and a Seasarmon a metal redo, the Greymon one looks good though.
"How did Mary Die?"
"A TIRE, HIT HER IN THE FACE!"
"A TIRE, HIT HER IN THE FACE!"