Annith, Tyrant of Rot

+1: Place a Rot counter on up to 3 non-land permanents, for each Rot counter placed this way Draw a card.
+3: Each permanent with a rot counter deals damage to its controller equal to its converted mana cost.
-9: Place a rot counter on each non-land permanent your opponents control until you next turn permanents with rot counters are 1/1 Green insects