Haiya

“No!" Leo yelled.
"Uhhh," Nico groaned from the floor.
"Piper!" Jason cried.
"Monkey!" Frank yelled.
"Not monkeys," Hazel grumbled. "I think those are dwarfs."
"Stealing my stuff!" Leo yelled, and ran for the stairs.”
― Rick Riordan

“Hazel frowned. "Why that one?"

"You don't see the ghost?" Frank asked.

"Ghost?" Nico asked.

Okay... if Frank was seeing a ghost that the Underworld kids couldn't see, something was definitely wrong.”
― Rick Riordan, The House of Hades

“[Hazel] hissed in frustration. 'I hate eidolons. I thought Piper made them promise to stay away.'
'Oh...' Frank said, like he'd just had his own daily happy thought. 'Piper made them promise to stay off the ship and not possess any of us. But if they followed us, and used other bodies to attack us, then they're not technically breaking their vow...'
'Great,' Leo muttered. 'Eidolons who are also lawyers. Now I really want to kill them.”
― Rick Riordan, The Mark of Athena

“The truth hit him. Jason wasn't quite Roman anymore. His time at Camp Half-Blood had changed him. Reyna had recognized that. Apparently, so did the undead legionnaires. If Jason no longer gave off the right sort of vibe, or aura of a Roman leader...”
― Rick Riordan, The House of Hades