LEAD ROT!

GLENN, that is	lead  rot and it can spead to other  miniatures that
come into contact with them!

your only salvations is to GET RID OF THE ROTTEN LEAD!

THEN SPRAY A PROTECTIVE  GLOSS SEALER OVER  THE REST, BEFORE PAINTING
THEM!

after painting, another gloss acrylic sealer, and after that is dry,
you can use a dull sealer to get rid of the shiny look!