Armor Class 19 ({@item splint armor|phb}, {@item shield|phb})
Hit Points 93 (11d10 + 33)
Speed 30 ft.
Saving Throws STR +7, CON +6
Skills Athletics +7, Intimidation +7, Perception +5, Religion +4
Senses passive Perception 15
Languages Common, Draconic, Giant
Challenge 5
Action Surge (Recharges on a Short or Long Rest). On his turn, Othelstan can take one additional action.
Tiamat's Blessing of Retribution. When Othelstan takes damage that reduces him to 0 hit points, he immediately regains 20 hit points. If he has 20 hit points or fewer at the end of his next turn, he dies.
Multiattack. Othelstan attacks twice with his flail or spear, or makes two ranged attacks with his spears.
Flail. Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 8 (1d8 + 4) bludgeoning damage.
Spear. Melee or Ranged Weapon Attack: +7 to hit, reach 5 ft. or ranged 20/60 ft., one target. Hit: 7 (1d6 + 4) piercing damage.
HotDQ, p. 89