Hydra MM Kraken Lamia Leucrotta Manticore MM Medusa MM Merrow MM Mimic MM Minotaur MM Owlbear MM Peryton MM Phase spider MM Piercer MM Purple worm MM Remorhaz MM Roc MM Roper MM Rust monster MM Shadow mastiff VGM Spirit naga MM Tarrasque MM Tlincalli VGM Trapper VGM Umber hulk MM Winter wolf MM Worg MM Yeti MM Young remorhaz MM Yuan-ti HYDRA LERNAIA (Lernaean Hydra) was a gigantic, nine-headed water-serpent, which haunted the swamps of Lerna. The story has many versions and in the flood myths of different Ancient Near-East countries, the flood survivor is given different names. If a creature with at least 18 Strength lifts the skull above their head as an action, each creature within 120 feet of the skull must make a DC 19 Wisdom saving throw or become frightened for 1 minute.
