Hexproof Whenever Geist of Saint Traft attacks, create a 4/4 white Angel creature token with flying that's tapped and attacking. Exile that token at end of combat.
Vigilance Geist-Honored Monk's power and toughness are each equal to the number of creatures you control. When Geist-Honored Monk enters, create two 1/1 white Spirit creature tokens with flying.
{T}: Add {C}. {T}, Sacrifice Ghost Quarter: Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.
{2}, {T}: Target player exiles a card from their graveyard. If it's a creature card, you gain 2 life.
Thanks to Havengul's thriving illegal market for corpses, the shovel that interred a body during the day is usually the same one digging it out at night.
Grimgrin, Corpse-Born enters tapped and doesn't untap during your untap step. Sacrifice another creature: Untap Grimgrin and put a +1/+1 counter on it. Whenever Grimgrin attacks, destroy target creature defending player controls, then put a +1/+1 counter on Grimgrin.
{1}, {T}, Discard a card: Put a study counter on Grimoire of the Dead. {T}, Remove three study counters from Grimoire of the Dead and sacrifice it: Put all creature cards from all graveyards onto the battlefield under your control. They're black Zombies in addition to their other colors and types.