Guess?
There was nothing to guess.
Although Azula did not know exactly how that move could send lightning and fire back, Iroh had used it once before when she had plotted to capture Zuko, leaving a deep impression on her.
And since this fellow named Kahn could also use that move, he definitely had some connection to Iroh.
In that case, there was no point wasting words-
"Attack together!"
At Azula's command, blue fire erupted from her hands as she closed in on Kahn. Mai and Ty Lee swiftly sprang into action beside her.
Mai swept both sleeves, and the darts in her hands overtook her companions despite being launched later. Their speeds and trajectories varied, but every one targeted a vital point on Kahn's body.
Kahn twisted and darted about, dodging one after another, seemingly rendering Mai's attacks useless.
Yet after dodging every dart, he discovered that he had nowhere left to evade and could only meet Azula's attack head-on. That had been Mai's true intention!
Boom!
Blue flames collided with orange flames, then instantly exploded. For that brief moment, the dim night was lit up like day!
Azula's cold blue flames were as powerful as ever. Ordinary flames of the same scale could only hold them off briefly before being completely overwhelmed, and the tremendous impact drove Kahn back several steps.
Just then, Ty Lee appeared behind Kahn like a phantom, ready to deliver the most lethal strike.
After Azula had given the order, she had rushed here and quietly lain in wait in the shadows, as though she had foreseen the future.
That was the most terrifying thing about Azula and her two companions.
All three already possessed formidable strength that let them hold their own, and their seamless understanding and coordination brought their individual strengths fully