Serpent Ward

Trigger The trapped door is opened other than by a serpentfolk --- Effect Hissing, illusionary snakes leap from the door. Each living creature within 30 feet is subjected to the curse of potent poison. If a living creature opened the door, that creature must roll its saving throw against the curse twice and take the worse result (this is a misfortune effect). --- Curse of Potent Poison (uncommon, curse, magical) CURSE 5 This curse magically speeds poison through your body. Saving Throw DC 20 will --- Effect You take a -1 status penalty to Fortitude saves and you gain weakness 3 to poison (if you already have weakness to poison, increase it by 3). The curse remains until removed by Cleanse Affliction or similar magic. Effect: Curse of Potent Poison