Gwynevere, Queen of Sunlight

When Gwynevere, Queen of Sunlight enters the
battlefield, search your library for an artifact or
enchantment card, reveal it, then shuffle and put
that card on top.
{1}{w}: Regenerate target creature.
The Goddess of Sunlight, Gwynevere, daughter of the
great Lord of Sunlight Gwyn, is cherished by all as a
symbol of bounty and fertility.