Return from your graveyard to the battlefield any number of target creature cards that each have a different mana value X or less.

As Agadeem, the Undercrypt enters the battlefield, you may pay 3 life. If you don't, it enters the battlefield tapped.

{T}: Add {B}.

Choose a creature type. Creatures you control of the chosen type get +1/+0 and gain indestructible until end of turn.

{T}, Pay 1 life, Sacrifice Arid Mesa: Search your library for a Mountain or Plains card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Bloodstained Mire: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.

Other Vampire creatures you control get +1/+1.

Tap five untapped Vampires you control: Gain control of target creature. It becomes a Vampire in addition to its other types.

Castle Locthwain enters the battlefield tapped unless you control a Swamp.

{T}: Add {B}.

{1}{B}{B}, {T}: Draw a card, then you lose life equal to the number of cards in your hand.

As Cavern of Souls enters the battlefield, choose a creature type.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin Warriors and a Goblin Shaman are on the battlefield, each gets +2/+2.)

As an additional cost to cast this spell, sacrifice an artifact or creature.

Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Search your library for a card, put that card into your hand, then shuffle.

If you control a commander, you may cast this spell without paying its mana cost.

Creatures you control gain indestructible until end of turn.

First strike

At the beginning of your postcombat main phase, look at the top X cards of your library, where X is the total amount of life your opponents lost this turn. Exile one of those cards and put the rest on the bottom of your library in a random order. You may play the exiled card this turn.

({T}: Add {W} or {B}.)

As Godless Shrine enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{2}{B}: Knight of the Ebon Legion gets +3/+3 and gains deathtouch until end of turn.

At the beginning of your end step, if a player lost 4 or more life this turn, put a +1/+1 counter on Knight of the Ebon Legion. (Damage causes loss of life.)

When Legion's Landing enters the battlefield, create a 1/1 white Vampire creature token with lifelink.

When you attack with three or more creatures, transform Legion's Landing.

(Transforms from Legion's Landing.)

{T}: Add {W}.

{2}{W}, {T}: Create a 1/1 white Vampire creature token with lifelink.

Luxury Suite enters the battlefield tapped unless you have two or more opponents.

{T}: Add {B} or {R}.

{T}, Pay 1 life: Add one mana of any color.

{T}, Pay 1 life, Sacrifice Marsh Flats: Search your library for a Plains or Swamp card, put it onto the battlefield, then shuffle.

({T}: Add {R} or {W}.)

As Sacred Foundry enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

({T}: Add {R}, {W}, or {B}.)

Savai Triome enters the battlefield tapped.

Cycling {3} ({3}, Discard this card: Draw a card.)

Spectator Seating enters the battlefield tapped unless you have two or more opponents.

{T}: Add {R} or {W}.

Stromkirk Noble can't be blocked by Humans.

Whenever Stromkirk Noble deals combat damage to a player, put a +1/+1 counter on it.

Skulk (This creature can't be blocked by creatures with greater power.)

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Menace (This creature can't be blocked except by two or more creatures.)

When Vampire Socialite enters the battlefield, if an opponent lost life this turn, put a +1/+1 counter on each other Vampire you control.

As long as an opponent lost life this turn, each other Vampire you control enters the battlefield with an additional +1/+1 counter on it.

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Vault of Champions enters the battlefield tapped unless you have two or more opponents.

{T}: Add {W} or {B}.

{T}: Add {C}.

{2}{W}{B}, {T}: Creatures you control gain deathtouch and lifelink until end of turn.

Whenever you gain life, target opponent loses that much life.

{3}{B}{B}: Creatures you control gain lifelink until end of turn.