When Haunted Dead enters, create a 1/1 white Spirit creature token with flying. {1}{B}, Discard two cards: Return Haunted Dead from your graveyard to the battlefield tapped.
{1}: You may cast target creature card in a graveyard this turn. When you cast it this turn, Havengul Lich gains all activated abilities of that card until end of turn.
Fusing intelligence with the power of undeath requires inspiration of the darkest kind.
{2}{U}, {T}, Exile a creature card from your graveyard: Create a 2/2 black Zombie creature token, then put a +1/+1 counter on each Zombie creature you control.
Whenever Havengul Vampire deals combat damage to a player, put a +1/+1 counter on it. Whenever another creature dies, put a +1/+1 counter on Havengul Vampire.
"That slowly decreasing pulse—that's the beat I waltz to."
{1}, {T}: Exile target creature you control. {7}, {T}: Exile target creature you don't control. When Helvault is put into a graveyard from the battlefield, return all cards exiled with it to the battlefield under their owners' control.