Synthetic Morphling

{u} Exile Synthetic Morphling, then at the end of
turn return it to the battlefield tapped.
{b} Synthetic Morphling gains Menace until end
of turn.
{u/b} Synthetic Morphling becomes a copy of target creature until end of turn.
{1} Synthetic Morphling gains +1/-1 until end of
turn.
{1} Synthetic Morphling gains -1/+1 until end of
turn.