Multiattack. The behir makes two attacks: one with its bite and one with is horn.
Horn. Melee Weapon Attack: +7 to hit, reach 10 ft., one target. Hit: 8 (1d8 + 4) piercing damage plus 9 (2d8) electric damage.
Bite. Melee Weapon Attack: +7 to hit, reach 10 ft., one target. Hit: 9 (1d10 + 4) piercing damage.
Spark. Ranged Magical Attack: +6 to hit, reach 60 ft., one target. Hit: 18 (4d8) electric damage. Attack with advantage if the target wears metallic armor.
Lightning Breath (Recharge 5–6). The behir exhales a burst of lightning choosing one of two forms: a 30 ft line or a 15 ft cone. Each creature in that line must make a DC 14 Dexterity saving throw, taking 27 (6d8) lightning damage on a failed save, or half as much damage on a successful one.
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