Pact Blade. Melee Attack Roll: +4, reach 5 ft. Hit: 6 (1d8 + 2) Slashing damage plus 7 (2d6) Necrotic damage.
Spellcasting. The cultist casts one of the following spells, using Wisdom as the spellcasting ability (spell save DC 12, +4 to hit with spell attacks):
At Will: Light, ThaumaturgySpiritual Weapon (2/Day). The cultist casts the Spiritual Weapon spell, using the same spellcasting ability as Spellcasting.