Talk to the Druid to come under the effect of lesser moonfire, moonfire, and greater moonfire spells. Lesser Moonfire makes all mobs regular Vampire mobs, Moonfire makes all mobs Fool or Elite Vampire mobs, and Greater Moonfire makes all mobs Fool Elite Vampire mobs.

Commands

/npc Druid: remove - Removes current Moonfire spell

Lesser Moonfire

/npc Druid: lesser - Lesser Moonfire for 4 hours - Costs 10 Phials of Vampire Blood

/npc Druid: lesser8 - Lesser Moonfire for 8 hours - Costs 20 Phials of Vampire Blood

/npc Druid: lesser12 - Lesser Moonfire for 12 hours - Costs 30 Phials of Vampire Blood

/npc Druid: lesser24 - Lesser Moonfire for 24 hours - Costs 60 Phials of Vampire Blood

Moonfire

/npc Druid: moonfire - Moonfire for 4 hours - Costs 20 Phials of Vampire Blood

/npc Druid: moonfire8 - Moonfire for 8 hours - Costs 40 Phials of Vampire Blood

/npc Druid: moonfire12 - Moonfire for 12 hours - Costs 80 Phials of Vampire Blood

/npc Druid: moonfire24 - Moonfire for 24 hours - Costs 160 Phials of Vampire Blood

Greater Moonfire

/npc Druid: greater - Greater Moonfire for 4 hours - Costs 30 Phials of Vampire Blood

/npc Druid: greater8 - Greater Moonfire for 8 hours - Costs 60 Phials of Vampire Blood

/npc Druid: greater12 - Greater Moonfire for 12 hours - Costs 120 Phials of Vampire Blood

/npc Druid: greater24 - Greater Moonfire for 24 hours - Costs 240 Phials of Vampire Blood

/npc Druid: greaterdays - Greater Moonfire for 7 days - Costs 1,500 Phials of Vampire Blood