full dex, str is entirely optional for things like:
bleeding damage, block penetration, crown scaling.
^ not really important though
Ella or mole works nicely, I prefer ella.
you will end up with low dex, so yes, specially if you are below 600 crit rate
yes, mage monsters+missile hole/ausrine = easy stack no worries, you can see a video sample above from my et run, full dex 38 str no con
lapasape mushrooms also give dov stacks