https://srd.dndtools.org/srd/classes...oogle_vignette
They have AC bonus class feature from lvl 1 just like a monk stating it keys off wis. What do you mean they don't?? It specifically in the description also states it doesnt stack with Monks AC bonus ability as well.
https://minmaxforum.com/index.php?topic=2823.0
Guides to ninja reference the AC bonus ability as well.