Duc de Puce

0: Create two loyal Subjects with "when this creature dies put a loyalty counter on Duc de Puce
-3: Target Opponent Loses X life and you gain X life where X is total of rats you control by half rounded up
-7: Put X 1/1 black Rat creature tokens into play, where X is the number of Rats you control. Then Each opponent loses X life for the total of rats