Atlas smiled as he stood atop a nearby tree branch and hid.
'I expected it to work, but I was not expecting it to work this well.'
The guards didn't get put to sleep because of his powder. His alchemy skill wasn't enough for him to make it well enough for it to work that well.
However, their drowsiness dropped their perception enough for him to make his way through unseen.
Now that he was here, the real struggle began.
'They said there are hundreds of enemies here. How do I make my way to the Celestial Ladder without alerting them?'
He was not an assassin, or anything close to one.
His skills were never meant to be used in a covert fashion.
'If I attempt to act in that manner, I will make a mistake and be found without a doubt. The best strategy is to cause a commotion.'
He needed to redirect their attention elsewhere and clear a way for himself.