Rhyvin Drest, Archive Keeper

{1}{g}: Rhyvin Drest, Archive Keeper becomes a copy of target creature you control except its
name is still Rhyvin Drest, Archive Keeper, and
it gains all abilities this card has.
{1}{w}: Exile this card, then return it to the battlefield under your control tapped.
"If I told you what was housed within the vaults of
the Arboretum you wouldn't believe me."