Original: Batista became aware of the plot while sneakily eavesdropping on fellow Evolution members and signed a contract guaranteeing him a match with the World Heavyweight Champion Triple H at WrestleMania 21 , thus leaving Evolution and officially turning into a fan favorite .
Simplified: Batista found out about the plan while listening Evolution members when they did not know he was there . He signed a contract for a match with World Champion Triple H at WrestleMania 21 .