Astrum can use a Bonus Action to touch a creature and restore Hit Points from his Lay On Hands pool, or spend 5 points to remove the Poisoned condition.

When Astrum hits with a melee weapon attack, he can use a Bonus Action and expend a spell slot to deal Radiant damage through Divine Smite.

Astrum always has Divine Smite prepared. When he hits with a melee weapon attack, he can expend a spell slot as a Bonus Action to deal additional Radiant damage, with the spell's normal scaling. He can also cast Divine Smite once without a spell slot, regaining that free use after a Long Rest.

Astrum can invoke Vow of Enmity against a foe as part of an attack, gaining advantage against that foe and transferring the vow when the foe dies.

Astrum can manifest radiant wings for 1 minute, gaining a Fly Speed equal to his Speed and dealing extra Radiant damage once per turn when he deals damage with an attack or spell.

Astrum is a Charisma spellcaster. He has seven prepared Paladin spells, plus his always-prepared Oath of Vengeance spells. He can use a Holy Symbol as his spellcasting focus.

Astrum has mastery with Longsword, Javelin, and Spear. He can use the weapon mastery properties of those weapons.

Astrum selected the Defense Fighting Style. While wearing armor, he gains a +1 bonus to Armor Class.

Astrum can use Channel Divinity twice. He regains one expended use after a Short Rest and all expended uses after a Long Rest. His Channel Divinity effects include Divine Sense and his Oath of Vengeance features.

Astrum has sworn the Oath of Vengeance, dedicating himself to destroying irredeemable evil wherever it appears.

Astrum always has Bane and Hunter's Mark prepared.

Astrum gains the Heavy Armor Master feat. While wearing Heavy Armor, he can use the feat's damage reduction benefit against bludgeoning, piercing, and slashing damage, and his Strength score remains at its provided maximum of 20.

Astrum can make two attacks instead of one whenever he takes the Attack action.

Astrum always has Find Steed prepared. He can cast it once without expending a spell slot, regaining that free use after a Long Rest.

Astrum radiates a 10-foot aura. While he is not Incapacitated, he and allies in the aura gain a bonus to saving throws equal to his Charisma modifier, +5.

Astrum always has Hold Person and Misty Step prepared.

When Astrum makes an opportunity attack, he can move up to half his Speed immediately after the attack. This movement does not provoke opportunity attacks from the target of that opportunity attack.

Astrum gains the Sentinel feat. When he hits a creature with an opportunity attack, its Speed becomes 0 for the rest of the turn. He can also make opportunity attacks against creatures that Disengage, and can make an opportunity attack when a creature within his reach attacks a target other than him.

Astrum has the Soldier background. He is trained in military discipline, battlefield routines, and the practical habits of campaign life. He gains the Savage Attacker Origin feat, proficiency in Athletics and Intimidation, and proficiency with one gaming set.