At WrestleMania , he defeated Batista to win the World Heavyweight Championship and maintain his WrestleMania undefeated streak .
The Undertaker won the Royal Rumble match to earn a title shot at WrestleMania 23 .
At WrestleMania 23 , he defeated Batista to win the World Heavyweight Championship and maintain his WrestleMania 23 undefeated streak .
The Undertaker won the Royal Rumble match to earn a title shot at WrestleMania 23 .