A flame that has consciousness meant that it was no ordinary flames other than that since the flames would be able to move on it's own doing a surprise attack or an ambush wouldn't work.
He then pulled his two katanas as he charged at Cassandra as he run towards her he started multiplying from one to two, two to four and the number of his clones were still rising.
They moved in a zigzag manner causing the audience to be dizzy and confused to which is the real him.
Saske wanted to find out if he could also delude the flames but if he really couldn't then the only method to fight Cassandra is to fight her head on.
As he and his clones surrounds Cassandra their target stand there unmoving she just let's out a shout as her flames became bigger.
"Shènghuǒ jìnghuà shìjiè" (Holy Flame Purifies The World)
The flames glows as they destroys all the clones thankfully for Saske he managed to retreat before the flames managed to do harm to him.