
Whenever a creature attacks you, its controller loses 1 life.
Hissing Miasma has 1 printing, first in Guildpact (2006). EDHREC ranks it #10,101 among Commander cards. It appears most in Valgavoth, Harrower of Souls decks (2,072 on EDHREC).
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.