Skittles IV

The battle of the kings: everyone on the chessboard, only half will remain. Start with whichever one, gather 6 pawns and attack another king within 7 moves. An attack with fewer pieces will fail. No more than 7 moves are allowed. You cannot choose the same king twice, nor return to an empty square. Kings of the same color are allies and must not fight each other. At the end of the battle, the pawns have been captured and only 8 kings survive. 10 puzzles to complete, you may restart the current puzzle at any time. To win, devise a plan before making any move. each puzzle has a unique solution.