When Aether Hub enters the battlefield, you get {E} (an energy counter).

{T}: Add {C}.

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

{T}: Add one mana of any color in your commander's color identity.

Flying

When Archon of Justice dies, exile target permanent.

When Bastion of Remembrance enters the battlefield, create a 1/1 white Human Soldier creature token.

Whenever a creature you control dies, each opponent loses 1 life and you gain 1 life.

Whenever Blood Artist or another creature dies, target player loses 1 life and you gain 1 life.

Flying

Whenever Butcher of Malakir or another creature you control dies, each opponent sacrifices a creature.

Carrion Feeder can't block.

Sacrifice a creature: Put a +1/+1 counter on Carrion Feeder.

Sacrifice another creature: Cartel Aristocrat gains protection from the color of your choice until end of turn.

{T}: Add {C}.

{T}: Add {W} or {B}. Caves of Koilos deals 1 damage to you.

When Corpse Augur dies, you draw X cards and you lose X life, where X is the number of creature cards in target player's graveyard.

Whenever Cruel Celebrant or another creature or planeswalker you control dies, each opponent loses 1 life and you gain 1 life.

Whenever a creature you control dies, you draw a card and you lose 1 life.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

Sacrifice a creature: Regenerate Dimir House Guard.

Transmute {1}{B}{B} ({1}{B}{B}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

When Doomed Dissenter dies, create a 2/2 black Zombie creature token.

Flying

Whenever Falkenrath Noble or another creature dies, target player loses 1 life and you gain 1 life.

Sacrifice a creature: Regenerate target creature.

Whenever a nontoken creature is put into your graveyard from the battlefield, create a 1/1 white Spirit creature token with flying.

Forsaken Sanctuary enters the battlefield tapped.

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

Whenever a nontoken creature you control dies, you gain 1 life. Then you may draw a card. If you do, discard a card.

{2}, {T}, Sacrifice Gate to the Afterlife: Search your graveyard, hand, and/or library for a card named God-Pharaoh's Gift and put it onto the battlefield. If you search your library this way, shuffle. Activate only if there are six or more creature cards in your graveyard.

Morph {B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Whenever another nontoken creature you control dies, draw a card.

Vigilance

When Hallowed Spiritkeeper dies, create X 1/1 white Spirit creature tokens with flying, where X is the number of creature cards in your graveyard.

Deathtouch

Whenever another nontoken creature dies, you may draw a card.

Equipped creature gets +3/+1.

Whenever equipped creature dies, you may reveal cards from the top of your library until you reveal a creature card that shares a creature type with it. Put that card into your hand and the rest on the bottom of your library in a random order.

Equip {1}

Revolt -- At the beginning of your end step, if a permanent you controlled left the battlefield this turn, create a 1/1 colorless Servo artifact creature token.

{1}, Sacrifice a creature: Scry 1.

Vigilance

Afterlife 1 (When this creature dies, create a 1/1 white and black Spirit creature token with flying.)

Marble Diamond enters the battlefield tapped.

{T}: Add {W}.

When Martyr of Dusk dies, create a 1/1 white Vampire creature token with lifelink.

Sacrifice a creature: The next time a source of your choice would deal damage to any target this turn, prevent that damage.

Whenever a nontoken creature you control dies, Midnight Reaper deals 1 damage to you and you draw a card.

{T}: Add {C}.

{1}, {T}, Sacrifice Mind Stone: Draw a card.

Afterlife 2 (When this creature dies, create two 1/1 white and black Spirit creature tokens with flying.)

When Myr Sire dies, create a 1/1 colorless Phyrexian Myr artifact creature token.

Whenever a nontoken creature you control dies, create a 2/2 black Zombie creature token.

Orzhov Basilica enters the battlefield tapped.

When Orzhov Basilica enters the battlefield, return a land you control to its owner's hand.

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

Deathtouch

Afterlife 1 (When this creature dies, create a 1/1 white and black Spirit creature token with flying.)

Orzhov Guildgate enters the battlefield tapped.

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

{1}, {T}: Add {W}{B}.

Whenever Pawn of Ulamog or another nontoken creature you control dies, you may create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this creature: Add {C}."

Whenever Pious Evangel or another creature enters the battlefield under your control, you gain 1 life.

{2}, {T}, Sacrifice another permanent: Transform Pious Evangel.

Whenever Wayward Disciple or another creature you control dies, target opponent loses 1 life and you gain 1 life.

{1}, Sacrifice another creature: Pitiless Pontiff gains deathtouch and indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Return each creature card with mana value X or less from your graveyard to the battlefield. Exile those creatures at the beginning of your next upkeep. Exile Rally the Ancestors.

Flying

Whenever another non-Spirit creature you control dies, create a 1/1 white Spirit creature token with flying.

Scoured Barrens enters the battlefield tapped.

When Scoured Barrens enters the battlefield, you gain 1 life.

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

Devoid (This card has no color.)

Flying

At the beginning of your upkeep, sacrifice a creature.

Whenever you sacrifice a creature, draw a card.

{T}: Add {C}{C}.

Whenever a nontoken creature enters the battlefield under your control, you may pay {W}. If you do, create a 1/1 white Spirit creature token with flying.

{1}{W}, Sacrifice a Spirit: Target non-Spirit creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Star Compass enters the battlefield tapped.

{T}: Add one mana of any color that a basic land you control could produce.

{T}: Add {C}.

{T}: Add {W} or {B}. Activate only if you control a Swamp.

{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

If a creature dying causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Creature tokens you control have vigilance and lifelink.

Sacrifice three white creatures: Exile target creature.

Whenever another black creature you control dies, create a 1/1 white Spirit creature token with flying.

{1}{W}{B}: Target creature gains lifelink until end of turn.

{1}{W}{B}: Whenever you gain life this turn, each opponent loses that much life.

{T}: Add {C}.

{2}, {T}, Sacrifice Warped Landscape: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{2}, {T}, Sacrifice Wayfarer's Bauble: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Whenever Xathrid Necromancer or another Human creature you control dies, create a tapped 2/2 black Zombie creature token.