The attribute of the cloak Raph had worn from
The beginning of their trip enabled him to hide his hair and face, his eyes included. Due to its effects, his ocular prowess had been reduced to mere vision, without the unique abilities of his trait.
It was something he had to keep in mind since it meant he wouldn't be able to use his ocular abilities if he were ever blindfolded or in a situation where he had to hide his eyes.
So it came as a shock to him when he could, only to find a situation he didn't expect. Every Merchant and their assistants were between the level of 50 and 60. He found this surprising at first but slowly accepted it. After all, it only made sense that they attempted to escape without the Mercenaries because they were capable of protecting themselves along the way.