Whenever you cast a spell, you gain 1 life for each spell you've cast this turn.

Pay 50 life: Aetherflux Reservoir deals 50 damage to any target.

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

Sacrifice a creature: Add {C}{C}.

At the beginning of each end step, if an opponent lost 2 or more life this turn, you may put a quest counter on Bloodchief Ascension. (Damage causes loss of life.)

Whenever a card is put into an opponent's graveyard from anywhere, if Bloodchief Ascension has three or more quest counters on it, you may have that player lose 2 life. If you do, you gain 2 life.

Bojuka Bog enters the battlefield tapped.

When Bojuka Bog enters the battlefield, exile target player's graveyard.

{T}: Add {B}.

{1}{G}, Sacrifice Caustic Caterpillar: Destroy target artifact or enchantment.

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

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}.

{T}: Add {G}.

Flying

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

Whenever you gain life, each opponent loses 1 life.

{1}, Sacrifice another creature: Dina, Soul Steeper gets +X/+0 until end of turn, where X is the sacrificed creature's power.

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

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

You gain 5 life.

Ferocious -- You gain 10 life instead if you control a creature with power 4 or greater.

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

Enchant land

When Gift of Paradise enters the battlefield, you gain 3 life.

Enchanted land has "{T}: Add two mana of any one color."

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}.

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

{B}, Pay 2 life: Draw a card.

When Healer of the Glade enters the battlefield, you gain 3 life.

{T}: Add {C}.

{T}, Sacrifice a creature: You gain 1 life.

When Highland Game dies, you gain 2 life.

Vigilance

If you would gain life, you gain that much life plus 1 instead.

Honor Troll gets +2/+1 as long as you have 25 or more life.

Defender

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

Jungle Hollow enters the battlefield tapped.

When Jungle Hollow enters the battlefield, you gain 1 life.

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

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

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.

Kicker {4}{G} (You may pay an additional {4}{G} as you cast this spell.)

When Krosan Druid enters the battlefield, if it was kicked, you gain 10 life.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)

Destroy target artifact or enchantment.

{1}, Sacrifice a creature: Each opponent loses 1 life and you gain 1 life.

If Leyline of Vitality is in your opening hand, you may begin the game with it on the battlefield.

Creatures you control get +0/+1.

Whenever a creature enters the battlefield under your control, you may gain 1 life.

You gain 4 life. If a creature died this turn, you gain 8 life instead.

Whenever you gain life, each opponent loses 1 life.

Whenever another creature you control dies, you get an experience counter.

At the beginning of your end step, choose target creature card in your graveyard. If that card's mana value is less than or equal to the number of experience counters you have, return it to the battlefield. Otherwise, put it into your hand.

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

This spell costs {2} less to cast if you gained life this turn.

Destroy target nonland permanent.

Myriad Landscape enters the battlefield tapped.

{T}: Add {C}.

{2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

Destroy target artifact or enchantment. You gain 3 life.

Target player gains 8 life.

As Necroblossom Snarl enters the battlefield, you may reveal a Swamp or Forest card from your hand. If you don't, Necroblossom Snarl enters the battlefield tapped.

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

Search your library for up to three basic land cards, put them onto the battlefield tapped, then shuffle. You gain 7 life.

+3: You gain 3 life.

-4: Reveal the top two cards of your library. Put all land cards from among them onto the battlefield and the rest into your hand.

-12: Creatures you control get +5/+5 and gain trample until end of turn.

You gain 6 life.

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

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

Destroy up to X target artifacts and/or enchantments. Create twice X 1/1 black and green Pest creature tokens with "When this creature dies, you gain 1 life."

Sacrifice a creature: Add one mana of any color.

Choose four. You may choose the same mode more than once.

• Create a 2/2 Citizen creature token that's all colors.

• Return target permanent card from your graveyard to your hand.

• Proliferate.

• You gain 4 life.

Return target creature or land card from a graveyard to its owner's hand. You gain 6 life.

Destroy target artifact or creature. It can't be regenerated.

When Radiant Fountain enters the battlefield, you gain 2 life.

{T}: Add {C}.

When Reclamation Sage enters the battlefield, you may destroy target artifact or enchantment.

Landfall -- Whenever a land enters the battlefield under your control, choose one --

• Target creature gets +1/+0 and gains deathtouch until end of turn.

• Each opponent loses 1 life and you gain 1 life.

Landfall -- Whenever a land enters the battlefield under your control, choose one --

• Put a +1/+1 counter on target creature.

• You gain 2 life.

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

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

{G}: Exile target card from a graveyard. If it was a creature card, put a +1/+1 counter on Scavenging Ooze and you gain 1 life.

Untap all permanents you control during each other player's untap step.

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

Sacrifice Spore Frog: Prevent all combat damage that would be dealt this turn.

Destroy target artifact or enchantment. You gain 4 life.

Target player gains X life.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Target player gains 8 life.

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

Temple of Malady enters the battlefield tapped.

When Temple of Malady enters the battlefield, scry 1.

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

Target player loses 2 life and you gain 2 life.

Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

This spell costs {X} less to cast, where X is the greatest power among creatures you control.

{T}: Add {G}{G}. You gain 2 life.

Whenever a nontoken creature enters the battlefield under your control, put a +1/+1 counter on it and draw a card.

Whenever you gain life, you may pay {2}. If you do, create a 4/4 green Fungus Beast creature token with trample.

Undergrowth Stadium enters the battlefield tapped unless you have two or more opponents.

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

Menace, lifelink

If a nontoken creature an opponent controls would die, exile it instead. When you do, you may pay {2}. If you do, create a 1/1 black and green Pest creature token with "When this creature dies, you gain 1 life."

Whenever you gain life, you may pay {1}. If you do, put a +1/+1 counter on each creature you control and those creatures gain trample until end of turn.

Menace

Whenever you gain life, you may pay {B}. If you do, return target creature card from your graveyard to your hand.

Enchant land

When Verdant Haven enters the battlefield, you gain 2 life.

Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.

You gain 3 life.

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

Whenever you gain life, you may pay {X}, where X is less than or equal to the amount of life you gained. If you do, draw X cards.

{1}{B}, {T}, Sacrifice a creature: You gain 1 life and draw a card.

Woodland Cemetery enters the battlefield tapped unless you control a Swamp or a Forest.

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

Search your library for a creature card, reveal it, then shuffle and put the card on top.