Implement cost() script in card definitions
Implement cost() script in card definitions

liujimj/fireplace,Meerkov/fireplace,Ragowit/fireplace,Meerkov/fireplace,smallnamespace/fireplace,NightKev/fireplace,butozerca/fireplace,butozerca/fireplace,oftc-ftw/fireplace,jleclanche/fireplace,oftc-ftw/fireplace,liujimj/fireplace,amw2104/fireplace,beheh/fireplace,smallnamespace/fireplace,amw2104/fireplace,Ragowit/fireplace