Wani was hit by the attack and Shiranui noticed the attack was a lot stronger.  He consulted his Pokédex.
"*Mega Blastoise's ability: Mega Launcher.  The power of aura and pulse moves is increased by 50%.*"
"Wani, Shadow Claw!"  The Croconaw's claws started glowing with a shadowy energy as he swam towards Blastoise.