Deserted Temple Untapping Nykthos, Shrine to Nyx seems nice, and Im thinking hard about Spymaster's Vault
Free discard outlets like Putrid Imp or red cards like Faithless Looting can also be used to enable reanimation
Here's a simple one in a solely black color identity
This enchanted card from Whispers In The Well is as beautiful as it is useful
Enlightened Tutor Tutors like Enlightened Tutor are going to be on this list a lot because of the ratio of their cost to speed to value
Each deck set includes 1 ready-to-play deck of 100 Magic cards (2 Traditional Foil Legendary cards, 98 nonfoil cards), a 2-card Collector Booster Sample Pack (contains 1 Traditional Foil or Nonfoil alt-border card of rarity Rare or higher and 1 Traditional Foil Borderless Common or Uncommon card), 1 foil-etched Display Commander (a thick cardstock copy of the commander card with foil etched into the cards border and art), 10 double-sided tokens, 1 deck box (can hold 100 sleeved cards), 1 Life Wheel, 1 strategy insert, and 1 reference card