Lenora, Priestess of Valra

Heal 3 ({t}, Prevent up to 3 damage dealt to target
other creature by a single source.)
Aura spells you cast that target creatures you
control cost {1} less to cast.
Sacrifice Lenora, Priestess of Valra: Return target
creature in your graveyard with mana cost less
than or equal to Lenora, Priestess of Valra's
toughness to the battlefield.