Rivog, Lady of Purity

Prevent all damage that would be dealt to and
dealt by Rivog, Lady of Purity.
Constellation —Whenever Rivog, Lady of Purity
or another enchantment enters the battlefield
under your control, gain 2 life.
{g}{w}{u}: Create a colorless Shard enchantment
token with "{2}, Sacrifice this enchantment: Scry
1, then draw a card." Only activate this ability as
a sorcery.