Level 10 Obstacle
Poisonous snakes writhe in a tangled mass across the bottom of the deep pit.Hazard: Vicious vipers cover each square of the pit as indicated on the tactical map. Each square containing the vipers counts as difficult terrain.Perception No check is necessary to notice the vipers.TriggerThe mass of vipers attacks when a creature enters or starts its turn within a square of vicious vipers.Attack * PoisonOpportunity Action Melee
Target: Creature in a square containing vicious vipersAttack: +15 vs. ACHit: 1d8 + 5 damage, and the vicious vipers make a secondary attack against the same target. Secondary Attack: +13 vs. Fortitude; on a hit, the target is slowed and takes ongoing 5 poison damage (save ends both).Countermeasures A character can attack a square of vicious vipers (AC 21, other defenses 17; hp 88). Once a square of vipers is destroyed, it cannot attack and is no longer difficult terrain.
Published in Dungeon Magazine 169, page(s) 9.