Dredge the Essence

: This card is an enchantment, not a creature. This card cannot defend, be attacked or be dealt damage.
+2: Copy a spell or ability that targets you and/or one or more permanents you control. You may choose new targets for the copy.
-15: Create thirty 1/1 green nymph creature tokens with flying, menace and "Lose 1 Life: Regenerate this creature". Exile Dredge the Essence.