Rae, Deceiver of the Group

Rae, Deceiver of the Group enters the battlefield
with 9 identical copies. Rae and all copies enter
the battlefield face down. They are 2/1 human Valkyrae creatures with, {t}, Tap all Rae's you
control. Destroy up to two target creatures.
Whenever a Rae would leave the battlefield
reveal it. If it is the real one exile all other Rae's
you control.(Your opponents must not be able to
tell a difference between them)