Undead Thrall. Undead created by Astrid Arklys using a nercomancy spell, has additional benefits (already applied):
• The creature's hit point maximum is increased by an amount equal to your wizard level.
• The creature adds your proficiency bonus to its weapon damage rolls.
Magical Hunger. This skeleton must be maintained by receiving a recasting of animate dead within 24 hours or Astrid Arklys loses control of the skeleton.
Sentinel. This skeleton has orders to avoid combat, remain 30ft away from Astrid Arklys, and dedicate it's action in combat to dodge, waving the banner, unless an friendly creature is downed but not dead. It then rushes to the creature and administers a healing potion.
Defend the Icon. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 5 (1d6 + 5) piercing damage.
Save the Fallen. The skeleton administers a healing potion on a downed creature. The target magically regains (2d4 + 2) hit points.