Titan Madness
Huge  Monstrosity 

Armor Class 17  (natural)
Hit Points 165  
Speed 10

23  (+6) 16  (+3) 18  (+4) 7  (-2) 14  (+2) 12  (+1)
Damage Immunities Lightning
Senses darkvision, passive Perception 16
Languages Draconic
Challenge 11  
Multiattack. make one bite and one constrict attack
Bite. Melee Weapon Attack: +10 to hit, reach 2, one target. Hit: 20 piercing damage. Target must be grappled then can be swallowed, if size medium or smaller. While inside blinded, restrained, and total cover from outside attacks. Swallowed suffers 20 acid damage at start of turn. If damage taken by behir is 30 or more on a single turn the behir must make a DC 14 Constitution saving throw or regurgitate swallowed creatures.
Constrict. Melee Weapon Attack: +10 to hit, reach 1, one target. Hit: 15 bludgeoning damage.
Constrict+. plus 15 slashing damage. target is grappled (escape DC 16), target restrained
Lightning Breath. (Recharge 13-20) Exhales a line of lightning 4 spaces long and 1 space wide. Each creature in the line must make a DC 16 Deterity saving throw or take 65 lightning damage, 30 damage on successful save., for 65 lightning damage in Line 4