
At the beginning of your upkeep, each opponent loses 1 life. You gain life equal to the life lost this way.
Agent of Masks has 2 printings, first in Guildpact (2006). EDHREC ranks it #18,015 among Commander cards. It appears most in Obzedat, Ghost Council decks (141 on EDHREC).
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.