Brine Blast
Level 27 Blaster
XP 11000

A blast of red-tinged saltwater slams through the cavern like a river of blood.

Hazard: The brine blast randomly explodes, rushing down the channel in the center of the map and dashing creatures against the walls and sweeping them away.Perception     No Perception check is required to notice the brine blast.
Each explosion of brine is preceded by the same faint roaring sound.
     DC 26: Each explosion of brine is preceded by the same faint roaring sound.Trigger       Although this hazard is always active, it attacks at random. Roll initiative for the hazard at the start of the encounter. On each of its turns, roll a d20: The hazard attacks only on a roll of 10 or higher.
AttackStandard Action      Area squares within the brine blast’s path
Target: Each Medium or smaller creature in the path of the brine blast.Attack: +32 vs. ReflexHit: 4d10 + 8 damage, and the brine blast pushes the target 8 squares along the path of the blast and knocks it prone.Special: Once activated, this hazard remains in effect during the “Gateway to Abysm” encounter.Countermeasures     Creatures in any of the side caves cannot be targeted by the brine blast.
     A creature that succeeds at a Perception check to notice the sound preceding the brine blast gains a +2 bonus to Reflex against the hazard’s attack.
     If the portal to Abysm is closed, the hazard is deactivated. See the “Closing the Portal” skill challenge in the “Gateway to Abysm” encounter.

Published in Demonomicon, page(s) 97.