b'Ouroboros \n'b'  Huge   dragon ,  neutral  \n'b'  Armor Class  15 (natural armor)  Hit Points  94 (9d12 + 36)  Speed  40 ft., fly 80 ft.\n'b' STATS STR: 21 (+5) DEX:  11 (+0)  CON:  19 (+4)  INT:  15 (+2)  WIS:  18 (+4)  CHA:  12 (+1)  \n'b'\n'b'\n'b'\n'b'\n'b'\n'b'\n'b'  Saving Throws   Dexterity  +3,  Constitution  +7,  Wisdom  +7,  Charisma  +4  Skills   Arcana  +8,  History  +8,  Perception  +7  Senses   blindsight  60 ft.,  darkvision  120 ft., passive  Perception  17  Languages  all  Challenge  6 (2,300 XP) \n'b' Special Traits \n'b'\n'b'  Energetic Rebirth . When the ouroboros is slain, it is reborn in a burst of energy in a 300-foot radius from its body. Roll any die. On an even result, the energy causes plants to grow, and creatures in the area regain 22 (5d8)  hp . On an odd result, creatures in the area must make a DC 15  Constitution  saving throw, taking 22 (5d8) necrotic damage on a failed save, or half as much damage on a successful one. \n'b'  Variegated Scales . As a  bonus action , the ouroboros gains immunity to one type of damage. It can change this immunity from one type to another as a  bonus action . \n'b'\n'b' Actions \n'b'\n'b'  Multiattack . The ouroboros can use its Introspective Presence. It then makes two bite attacks. \n'b'  Bite .  Melee Weapon Attack : +8 to hit, reach 10 ft., one target.  Hit : 10 (1d10 + 5) piercing damage. \n'b'  Introspective Presence . Each creature of the dragon\xe2\x80\x99s choice that is within 120 feet of the dragon and aware of it must succeed on a DC 15  Wisdom  saving throw or be incapacitated for 1 minute as the creature is overcome by introspective thoughts. A creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. If a creature\xe2\x80\x99s saving throw is successful or the effect ends for it, the creature is immune to the dragon\xe2\x80\x99s Introspective Presence for the next 24 hours. \n'b'  Kaleidoscopic Breath (Recharge 5-6) . The ouroboros exhales energy in a 30-foot cone. Each creature in that area must make a DC 15  Dexterity  saving throw, taking 27 (6d8) damage on a failed save, or half as much damage on a successful one. The damage is either acid, cold, fire, lightning, necrotic, poison, radiant, or thunder. The dragon chooses the type of damage before exhaling. \n'b'\n'b' Reactions \n'b'\n'b'  Reactive Hide . When the dragon is hit with an  attack , it gains  resistance  to damage of that type until the end of its next turn, including the damage from the  attack  that triggered this  reaction . \n'b'\n'b' Legendary Actions \n'b' The ouroboros can take 3 legendary actions, choosing from the options below. Only one legendary action option can be used at a time and only at the end of another creature\xe2\x80\x99s turn. The ouroboros regains spent legendary actions at the start of its turn. \n'b'\n'b'  Bite Attack . The ouroboros makes one bite  attack . \n'b'  Blurring Fa\xc3\xa7ade (Costs 2 Actions) . The ouroboros blurs and shifts light around itself or another creature it can see within 60 feet of it. Attacks against the target have disadvantage until the end of the ouroboros\xe2\x80\x99 next turn. The target can resist this effect with a successful DC 15  Wisdom  saving throw. \n'b'  Guiding Beacon (Costs 2 Actions) . The ouroboros causes itself or another creature it can see within 60 feet of it to illuminate with white flame. Attacks against the target have advantage until the end of the ouroboros\xe2\x80\x99 next turn. The target can resist this effect with a successful DC 15  Wisdom  saving throw. \n'b'\n'b' About \n'b' The length of the dragon\xe2\x80\x99s wingless, serpent-like body is covered in fine scales, black on one end, white on the other, blending into one another in the middle of its form. \n'b' Immortal dragons, ouroboros are symbols of both the preservation of life and the destruction of all things. \n'b'  Cyclical Immortality . If slain, the ouroboros is reborn from the energy of its former body. When it rises again, its colors have swapped, and its behavior is changed. If it was destructive in its previous life, it becomes peaceful, and vice versa.'