Always keep a torch lit so you don't get sniped from the darkness.
You should be able to dodge all Evil Eye deathgazes and Scorpion attacks with a rogue cloak +10.
Use scrolls of magic mapping and potions of mind vision in demon halls to quickly locate the Demon Spawner so it does not have time to spawn too many Ripper Demons.
Smoke bomb for Rogue tier 4 is a good way to dodge Evil Eye deathgazes if you get caught off guard.