Batman and Wonder Woman arrive at the Fortress of Solitude to celebrate Superman's birthday, only to find the Man of Steel standing motionless with a large plant affixed to his chest. Sent by Mongul, the plant is a Black Mercy feeding him a telepathic image of his heart's desire -- a happy life on a Krypton that never exploded. By immobilizing Superman in a fantasy world, Mongul removes what he views as the only obstacle between him and the conquest of Earth. While Wonder Woman battles the would-be conqueror, Batman struggles to remove the Black Mercy, only to have it latch onto him. Written by
Did You Know?
According to producer Bruce W. Timm
, the cost of bringing in Mike Farrell
for the line as Jor-El in Pa Kent's voice was mitigated by having Farrell also provide the voice of the "Herbie-ish" Brainiac. See more
Batman states that the Black Mercy has eaten through Superman's costume. When the plant is removed, Superman's costume is intact. See more
Do you have any idea what you did to me?
[continues to fight Mongul. Mongul counter-attacks
I fashioned a prison
that you couldn't leave without sacrificing your heart's desire. It must have been like tearing off your own arm.
is credited as the voice of Pa Kent, for the single line spoken by Jor-El in Pa Kent's voice. See more