When Cauldron Familiar enters the battlefield, each opponent loses 1 life and you gain 1 life. Sacrifice a Food: Return Cauldron Familiar from your graveyard to the battlefield.

At the beginning of your end step, each opponent loses 1 life and you gain 1 life.

Whenever you gain life, each opponent loses 1 life.

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

When Gray Merchant of Asphodel enters the battlefield, each opponent loses X life, where X is your devotion to black. You gain life equal to the life lost this way. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)

Whenever you gain life, each opponent loses 1 life.

When Serrated Scorpion dies, it deals 2 damage to each opponent and you gain 2 life.

Inspired — Whenever Servant of Tymaret becomes untapped, each opponent loses 1 life. You gain life equal to the life lost this way. {2}{B}: Regenerate Servant of Tymaret.

Target player draws two cards and loses 2 life.

{1}, {T}, Sacrifice another creature: You gain life equal to the sacrificed creature's toughness. Draw a card.

Each player loses 2 life. You draw two cards.

When Filigree Familiar enters the battlefield, you gain 2 life. When Filigree Familiar dies, draw a card.

Target creature gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy that creature.) Draw a card.

As an additional cost to cast this spell, sacrifice an artifact or creature. You gain life equal to the sacrificed permanent's mana value. Draw two cards.

Target player draws two cards and loses 2 life.

As an additional cost to cast this spell, sacrifice a creature. Draw two cards.

{T}: Add {C}. Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Barren Moor enters the battlefield tapped. {T}: Add {B}. Cycling {B} ({B}, Discard this card: Draw a card.)

Bojuka Bog enters the battlefield tapped. When Bojuka Bog enters the battlefield, exile target player's graveyard. {T}: Add {B}.

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

Desert of the Glorified enters the battlefield tapped. {T}: Add {B}. Cycling {1}{B} ({1}{B}, Discard this card: Draw a card.)

Desert of the Indomitable enters the battlefield tapped. {T}: Add {G}. Cycling {1}{G} ({1}{G}, Discard this card: Draw a card.)

({T}: Add {G}.)

{T}: Add {C}. {T}: Choose target commander that entered the battlefield this turn. Put a +1/+1 counter on it if it's a creature and a loyalty counter on it if it's a planeswalker.

({T}: Add {G}.) Gingerbread Cabin enters the battlefield tapped unless you control three or more other Forests. When Gingerbread Cabin enters the battlefield untapped, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life.")

Golgari Rot Farm enters the battlefield tapped. When Golgari Rot Farm enters the battlefield, return a land you control to its owner's hand. {T}: Add {B}{G}.

({T}: Add {B} or {G}.) Haunted Mire enters the battlefield tapped.

Hidden Necropolis enters the battlefield tapped. {T}: Add {B}. {4}{B}, {T}, Sacrifice Hidden Necropolis: Discover 4. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 4 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

Hidden Nursery enters the battlefield tapped. {T}: Add {G}. {4}{G}, {T}, Sacrifice Hidden Nursery: Discover 4. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 4 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

Jungle Hollow enters the battlefield tapped. When Jungle Hollow enters the battlefield, you gain 1 life. {T}: Add {B} or {G}.

Mortuary Mire enters the battlefield tapped. When Mortuary Mire enters the battlefield, you may put target creature card from your graveyard on top of your library. {T}: Add {B}.

Path of Ancestry enters the battlefield tapped. {T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Polluted Mire enters the battlefield tapped. {T}: Add {B}. Cycling {2} ({2}, Discard this card: Draw a card.)

When Radiant Fountain enters the battlefield, you gain 2 life. {T}: Add {C}.

When Riveteers Overlook enters the battlefield, sacrifice it. When you do, search your library for a basic Swamp, Mountain, or Forest card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

Slippery Karst enters the battlefield tapped. {T}: Add {G}. Cycling {2} ({2}, Discard this card: Draw a card.)

({T}: Add {B}.)

Tranquil Thicket enters the battlefield tapped. {T}: Add {G}. Cycling {G} ({G}, Discard this card: Draw a card.)

({T}: Add {B}.) Witch's Cottage enters the battlefield tapped unless you control three or more other Swamps. When Witch's Cottage enters the battlefield untapped, you may put target creature card from your graveyard on top of your library.

Landfall — Whenever a land enters the battlefield under your control, you may gain 2 life.

Defender Landfall — Whenever a land enters the battlefield under your control, you gain 1 life.

Flying Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)

At the beginning of your upkeep, Creeping Bloodsucker deals 1 damage to each opponent. You gain life equal to the damage dealt this way.

Sacrifice a Forest: You gain 3 life.

Whenever another creature dies, you may gain 1 life.

Whenever another creature enters the battlefield, you gain 1 life.

At the beginning of your upkeep, Ill-Gotten Inheritance deals 1 damage to each opponent and you gain 1 life. {5}{B}, Sacrifice Ill-Gotten Inheritance: It deals 4 damage to target opponent and you gain 4 life.

Alliance — Whenever another creature enters the battlefield under your control, you gain 1 life.

Enchant player Whenever a creature enters the battlefield under enchanted player's control, that player loses 1 life and you gain 1 life.

You gain 3 life. Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Until end of turn, target creature gains deathtouch and "When this creature dies, return it to the battlefield tapped under its owner's control." You gain 2 life.

Prevent all combat damage that would be dealt this turn. You gain 1 life for each attacking creature.

Target creature you control gains hexproof until end of turn. You gain life equal to that creature's toughness. (A creature with hexproof can't be the target of spells or abilities your opponents control.)

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

{T}: Add {B}. Elves of Deep Shadow deals 1 damage to you.

{T}: Add {G}.

You may play an additional land this turn. Draw a card.

{T}: Add {G}.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

{T}: Add {G}.

Search your library for a Forest card, put that card onto the battlefield, then shuffle.

{T}: Add {C}. You gain 1 life.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Sacrifice Sakura-Tribe Elder: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Search your library for up to two Forest cards, put them onto the battlefield, then shuffle.

Search your library for a Forest card, put it onto the battlefield, then shuffle.

This spell costs {3} less to cast if you've gained 3 or more life this turn. Return up to two target creature cards from your graveyard to your hand.

Destroy target artifact or enchantment. You gain 2 life.

Destroy target creature. Create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life.")

Exile all creature cards from target player's graveyard. You gain 3 life for each card exiled this way.

Destroy target artifact or enchantment with mana value X. It can't be regenerated. You gain X life.

Destroy target artifact or enchantment. You gain 3 life.

Enchant creature Enchanted creature gets +2/+2 and is goaded. (It attacks each combat if able and attacks a player other than you if able.) Whenever enchanted creature attacks, its controller loses 2 life and you gain 2 life.

Choose one — • Destroy target artifact. • Destroy target enchantment. • Exile target card from a graveyard.

Destroy target nonblack creature. It can't be regenerated. You gain life equal to its toughness.

As an additional cost to cast this spell, sacrifice a creature. You gain life equal to the sacrificed creature's toughness. Destroy target creature an opponent controls.

Create two 1/1 black and green Pest creature tokens with "When this creature dies, you gain 1 life."