Return from your graveyard to the battlefield any number of target creature cards that each have a different mana value X or less.
--
Agadeem, the Undercrypt
Land
As Agadeem, the Undercrypt enters the battlefield, you may pay 3 life. If you don't, it enters the battlefield tapped.
{T}: Add {B}.
{2}{B}
Buried Alive
Sorcery
Search your library for up to three creature cards, put them into your graveyard, then shuffle.
{3}{U}
Call to the Kindred
Enchantment - Aura
Enchant creature
At the beginning of your upkeep, you may look at the top five cards of your library. If you do, you may put a creature card that shares a creature type with enchanted creature from among them onto the battlefield, then you put the rest of those cards on the bottom of your library in any order.
{4}
Door of Destinies
Artifact
As Door of Destinies enters the battlefield, choose a creature type.
Whenever you cast a spell of the chosen type, put a charge counter on Door of Destinies.
Creatures you control of the chosen type get +1/+1 for each charge counter on Door of Destinies.
{4}{G}
Doubling Season
Enchantment
If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.
If an effect would put one or more counters on a permanent you control, it puts twice that many of those counters on that permanent instead.
{B}
Entomb
Instant
Search your library for a card, put that card into your graveyard, then shuffle.
{3}{U}{B}
Extract from Darkness
Sorcery
Each player mills two cards. Then you put a creature card from a graveyard onto the battlefield under your control.
--
Field of the Dead
Land
Field of the Dead enters the battlefield tapped.
{T}: Add {C}.
Whenever Field of the Dead or another land enters the battlefield under your control, if you control seven or more lands with different names, create a 2/2 black Zombie creature token.
{7}{G}
Ghoultree
Creature - Zombie Treefolk
This spell costs {1} less to cast for each creature card in your graveyard.
10 /
10
{1}{U}{B}
Gleaming Overseer
Creature - Zombie Wizard
When Gleaming Overseer enters the battlefield, amass 1. (Put a +1/+1 counter on an Army you control. If you don't control one, create a 0/0 black Zombie Army creature token first.)
Zombie tokens you control have hexproof and menace.
1 /
4
{4}
Grimoire of the Dead
Legendary Artifact
{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.
{B}{G}
Grisly Salvage
Instant
Reveal the top five cards of your library. You may put a creature or land card from among them into your hand. Put the rest into your graveyard.
{2}{B}{G}
Jarad's Orders
Sorcery
Search your library for up to two creature cards and reveal them. Put one into your hand and the other into your graveyard. Then shuffle.
{1}{B}{G}
Journey to Eternity
Legendary Enchantment - Aura
Enchant creature you control
When enchanted creature dies, return it to the battlefield under your control, then return Journey to Eternity to the battlefield transformed under your control.
--
Atzal, Cave of Eternity
Legendary Land
(Transforms from Journey to Eternity.)
{T}: Add one mana of any color.
{3}{B}{G}, {T}: Return target creature card from your graveyard to the battlefield.
{1}{G}
Life from the Loam
Sorcery
Return up to three target land cards from your graveyard to your hand.
Dredge 3 (If you would draw a card, you may mill three cards instead. If you do, return this card from your graveyard to your hand.)
{3}{B}{B}
Living Death
Sorcery
Each player exiles all creature cards from their graveyard, then sacrifices all creatures they control, then puts all cards they exiled this way onto the battlefield.
--
Living End
Sorcery
Suspend 3--{2}{B}{B}
Each player exiles all creature cards from their graveyard, then sacrifices all creatures they control, then puts all cards they exiled this way onto the battlefield.
{4}{B}
Raving Dead
Creature - Zombie
Deathtouch
At the beginning of combat on your turn, choose an opponent at random. Raving Dead attacks that player this combat if able.
Whenever Raving Dead deals combat damage to a player, that player loses half their life, rounded down.
2 /
6
{B}{B}
Relentless Dead
Creature - Zombie
Menace (This creature can't be blocked except by two or more creatures.)
When Relentless Dead dies, you may pay {B}. If you do, return it to its owner's hand.
When Relentless Dead dies, you may pay {X}. If you do, return another target Zombie creature card with mana value X from your graveyard to the battlefield.
2 /
2
{3}{B}{B}
Sidisi, Undead Vizier
Legendary Creature - Zombie Naga
Deathtouch
Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
When Sidisi, Undead Vizier exploits a creature, you may search your library for a card, put it into your hand, then shuffle.
4 /
6
{3}{B}{G}
Underrealm Lich
Creature - Zombie Elf Shaman
If you would draw a card, instead look at the top three cards of your library, then put one into your hand and the rest into your graveyard.
Pay 4 life: Underrealm Lich gains indestructible until end of turn. Tap it.