Andrew raised his hand and swiped. All the oxygen around the Fire Crows was stripped away. Without oxygen, the Fire Crows quickly went out.
In truth, quite a few magical flames did not require oxygen, such as Hellfire, which could even be used in space. However, the mages of this world used Technology Magic, so they had to abide by the fundamental laws.
Seeing her Fire Crows disappear, Second Sister flew into a rage. She clapped her hands together, sending a massive wave of flaming air blasting toward Andrew, as if even the void had been set ablaze.
Faced with Second Sister's attack, Andrew remained calm and unruffled. He raised his hand, and a small Black Hole appeared in his palm, swallowing every flame.
Then, the Black Hole vanished into thin air. When it reappeared, it was already above Second Sister. The flames it had absorbed expanded several times over, transforming into a Fire Dragon that descended from the sky and crashed toward her.
Second Sister's expression changed. She hurriedly rolled aside, but the Fire Dragon seemed alive. It turned in midair and continued charging at her.
Just as Second Sister was about to be struck, Crow Boss intervened. A massive amount of cold air howled forth, freezing the Fire Dragon. Then, the ice shattered, falling to the ground with a series of crackles.
"Don't underestimate him. His mastery of magic is extremely high."
Crow Boss shouted, "Go all out. Kill him as quickly as possible, then get out there and settle the score with Maxim."
"Fine."
The other three nodded at once. Then, the Crow Four Siblings summoned Great Crows, rode on their backs into the sky, and surrounded Andrew.
Andrew did not dodge. He raised a hand and gestured for the Crow Four Siblings to attack. "Come on.