Severus dodged the green light, but it was not Avada Kedavra.
After it struck a cast-iron pillar, a bolt of electricity branched to the pillar beside it, which connected to the next one, eventually forming a grid like Tesla arcs.
"It's connected to the Muggle power grid," said the pianist. "You know how much power that has, don't you?"
"You just said we wouldn't fight in the church."
The man twirled the wand in his hand like a military band conductor's baton. "Even if I didn't make a move, you would."
"You're a wizard, yet you serve Muggles?" Severus asked.
"What's strange about that?" the pianist said with a smile. "I haven't harmed them."
Severus sneered.
"You, on the other hand, are a dark wizard."
"Here we go again. Are you with the Dark Force Defense League?" Severus asked impatiently.
"What would I gain from joining them?" the pianist asked.
"I don't know. Fame and fortune?"
"Do you think I'm Lockhart?" the pianist asked.
"Do you think you're smarter than him?" Severus asked.
"Obviously?" the pianist asked.
"You actually believe that Corsican."
"What are you trying to say now?" the pianist asked boredly.
"He won't deal with these trivial matters. That's just his nature. When faced with something difficult, he would rather run away." Severus smiled. "Like Cairo, and Russia."
"It's not your place to judge him," the pianist said coldly.
"If he hadn't planned to abduct my wife's soul, I wouldn't have bothered judging him." Severus's face turned cold as well. "Do you know what that contract sounded like? Like a devil luring innocent lambs. I have a duty to protect them and stop them."
"I thought your wife in the public eye was Mrs. Potter." The pianist sneered. "You can't even bring her before the public."
"That's our