WORLDS' FINEST #21

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Written by: Paul Levitz.
Art by: R. B. Silva, Joe B. Weems.
Cover by: Emanuela Lupacchino.
Description: The "First Contact" crossover with Batman/Superman reaches its conclusion as Kaizan Gamorra unleashes a plot to depower Power Girl and unlock the secrets of Superman of Earth 2! 
Pages: 32. 
Price: $2.99. 
In stores: March 26.