#4.) The Undertaker
The Ruthless Aggression Era saw The Undertaker successfully transition back into the Deadman gimmick from being the Biker. It turned out to be an insanely successful move, as he would reach new heights of popularity. This era saw him further cement his legacy by extending his mythical WrestleMania streak, while also picking up a few world championships along the way.
He main evented WrestleMania 24, which is considered the last WrestleMania under the Ruthless Aggression Era banner. He also won the Royal Rumble in 2007, and was a mainstay of SmackDown.
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