Thunderbird Animagus

"Ansuz!"

Wizet chanted the spell of Lightning. Ancient Magic Power pumped out by the Obscurus Core, along with "Ancient Magic Power tempered by time," poured from the tip of his wand and into the ancient altar.

When Luna and he drank the Animagus "Second Form" potion, the lightning, thunder, and torrential rain all came to a standstill.

The baby Thunderbird stretched out its neck and cried continuously at the sky. Its calls were more urgent than before, with a hint of anticipation in them.

Wizet had originally intended to have the baby Thunderbird take cover first, but seeing how eager it was, he abandoned the idea.

Based on the message Newt Scamander had sent earlier, Thunderbirds were exceptionally sensitive to supernatural threats;

Since the baby Thunderbird showed neither agitation nor fear, but instead called out eagerly and expectantly, it meant the coming lightning would do it no harm.

The clouds overhead grew brighter and brighter, gathering an increasingly dazzling silver-blue radiance.

Without any warning, silver-blue lightning descended from the dark clouds. There was not even a peal of thunder as it struck straight toward Wizet and Luna, completely swallowing their silhouettes...

Inside the Headmaster's Office, rain pattered against the windows.

Fawkes seemed to sense something. He spread his wings and flew to the window, watching the flashes of lightning and claps of thunder deep within the Forbidden Forest.

Dumbledore took the opportunity to set down his quill and slowly walked over to the window, looking outside alongside Fawkes.

Fawkes turned to Dumbledore, letting out a low, drawn-out cry as he tilted his head toward the desk.

"If I'm not mistaken..." Dumbledore stroked his beard. As though he had not seen Fawkes's gesture, he continued, "they should be hatching that Thunderbird egg..."

"I remember Newt telling me that phoenixes and