Signas, The Unbound

-Morph {b}{b}{u}{u} (You may cast this card face
down as a 2/2 creature for {3}. Turn it face up
any time for its morph cost.)
-When Signas turns face up, for each opponent,
gain control of up to one target creature that
player controls. Untap those creatures. Their
creature type changes to Shapeshifter.
-Other Shapeshifters you control gain
"Ward—Discard 2 cards."