When you cast Revenge of the Reanimated, each opponent copies it and may choose new targets for the copy.
Choose an opponent. Put all creature cards from your graveyard onto the battlefield under that player's control.
Those victims who could recall the event without hysteria swore that the creatures had acted less like men than like unthinkable automata guided by the wax-faced leader.
Now copies itself to avoid the really convoluted wording to avoid ambiguity