{T}: Add one mana of any color.

{T}: Add X mana of any one color, where X is the amount of life you gained this turn.

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.

+1: You gain life equal to the number of creatures you control plus the number of planeswalkers you control.

-2: Create a 2/2 white Cat Soldier creature token named Ajani's Pridemate with "Whenever you gain life, put a +1/+1 counter on Ajani's Pridemate."

0: If you have at least 15 life more than your starting life total, exile Ajani, Strength of the Pride and each artifact and creature your opponents control.

If you would gain life, you gain twice that much life instead.

If you would draw a card except the first one you draw in each of your draw steps, draw two cards instead.

Flying, double strike

Whenever a creature you control deals combat damage to a player, you and that player each gain that much life.

At the beginning of your end step, if you have at least 15 life more than your starting life total, each player Angel of Destiny attacked this turn loses the game.

Flying

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

Angel of Vitality gets +2/+2 as long as you have 25 or more life.

At the beginning of each end step, if you gained 4 or more life this turn, create a 4/4 white Angel creature token with flying.

Flying

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

Whenever you gain life, put a +1/+1 counter on each creature you control.

Whenever you gain life for the first time each turn, create a 1/1 white Cat creature token.

{2}{W}: Another target Cleric gains lifelink until end of turn.

Creatures your opponents control enter the battlefield tapped.

Whenever a creature enters the battlefield under an opponent's control, you gain 1 life.

Flying

At the beginning of each upkeep, create a 1/1 black and green Pest creature token with "When this creature dies, you gain 1 life."

Pay 10 life: Untap all lands you control. Activate only once each turn.

Flying

Whenever you gain life, put a +1/+1 counter on Bloodthirsty Aerialist.

Whenever Blossoming Bogbeast attacks, you gain 2 life. Then creatures you control gain trample and get +X/+X until end of turn, where X is the amount of life you gained this turn.

You may look at the top card of your library any time.

You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost.

{T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.

You gain X life and draw X cards, where X is the number of creatures you control. Creatures you control get +1/+1 until end of turn.

Trample, haste

When Clackbridge Troll enters the battlefield, target opponent creates three 0/1 white Goat creature tokens.

At the beginning of combat on your turn, any opponent may sacrifice a creature. If a player does, tap Clackbridge Troll, you gain 3 life, and you draw a card.

(Gain the next level as a sorcery to add its ability.)

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

{3}{W}: Level 2

Whenever you gain life, put a +1/+1 counter on target creature you control.

{4}{W}: Level 3

When this Class becomes level 3, return target creature card from your graveyard to the battlefield. You gain life equal to that creature's toughness.

At the beginning of your end step, draw a card if your life total is greater than your starting life total. Otherwise, you gain 2 life.

Other Horses you control have indestructible.

At the beginning of each end step, if you gained life this turn, create a 5/5 white Horse creature token.

Whenever you gain life, you may pay {2}. If you do, draw a card.

{3}{W}: Create a 1/1 white Soldier creature token with lifelink.

Daxos's toughness is equal to your devotion to white. (Each {W} in the mana costs of permanents you control counts toward your devotion to white.)

Whenever another creature you control enters the battlefield or dies, you gain 1 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.

Reach

Creature spells you cast cost {X} less to cast, where X is the amount of life you gained this turn.

{T}: You gain 2 life.

Vigilance, lifelink

At the beginning of your upkeep, if you have 40 or more life, you win the game.

At the beginning of your end step, if you gained 3 or more life this turn, create a 2/2 white Griffin creature token with flying.

Indestructible

As long as your devotion to white is less than five, Heliod isn't a creature.

Whenever you gain life, put a +1/+1 counter on target creature or enchantment you control.

{1}{W}: Another target creature gains lifelink until end of turn.

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.

Menace

Whenever a creature you control deals combat damage to a player, you gain life equal to that creature's toughness.

Partner (You can have two commanders if both have partner.)

Whenever an opponent casts a noncreature spell, that player loses 2 life and you gain 2 life.

Whenever you gain life, put two +1/+1 counters on Karlov of the Ghost Council.

{W}{B}, Remove six +1/+1 counters from Karlov of the Ghost Council: Exile target creature.

Partner with Regna, the Redeemer (When this creature enters the battlefield, target player may put Regna into their hand from their library, then shuffle.)

{B}, Sacrifice X creatures: Target player draws X cards and gains X life. Put X +1/+1 counters on Krav, the Unredeemed.

Lifelink

At the beginning of each end step, if you gained life this turn, distribute up to that many +1/+1 counters among any number of other target creatures.

Enchant creature

Enchanted creature has "Whenever you gain life, put that many +1/+1 counters on this creature."

Flying

{1}{B}, {T}: Rather than pay the mana cost of the next spell you cast this turn, you may pay life equal to that spell's mana value.

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

Destroy target nonland permanent.

Whenever you gain life, you may put that many +1/+1 counters on each creature you control. Do this only once each turn.

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

Flying

At the beginning of each end step, if you gained life this turn, create a 1/1 black Bat creature token with flying.

Partner with Krav, the Unredeemed (When this creature enters the battlefield, target player may put Krav into their hand from their library, then shuffle.)

Flying

At the beginning of each end step, if your team gained life this turn, create two 1/1 white Warrior creature tokens.

Flying

At the beginning of each end step, if you gained 5 or more life this turn, create a 4/4 white Angel creature token with flying and vigilance.

{3}{W}{W}{W}: Until end of turn, Resplendent Angel gets +2/+2 and gains lifelink.

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

If you would gain life, you gain twice that much life instead.

When you have 30 or more life, flip Rune-Tail, Kitsune Ascendant.

Prevent all damage that would be dealt to creatures you control.

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

Flying

Whenever you gain life, put a +1/+1 counter on Scion of the Swarm.

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

As long as you have 30 or more life, Serra Ascendant gets +5/+5 and has flying.

At the beginning of your end step, if you gained 3 or more life this turn, return Silversmote Ghoul from your graveyard to the battlefield tapped.

{1}{B}, Sacrifice Silversmote Ghoul: Draw a card.

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

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

Vigilance, lifelink

{T}: Create a 4/4 white Angel creature token with flying. Activate only if you have at least 7 life more than your starting life total and only as a sorcery.

This spell costs {X} less to cast, where X is the amount of life you gained this turn.

Trample

At the beginning of your end step, if you gained life this turn, you may cast Sproutback Trudge from your graveyard.

Flying

Whenever an opponent casts a spell, put a +1/+1 counter on Sunscorch Regent and you gain 1 life.

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

Whenever a creature enters the battlefield under an opponent's control, you may have that player lose 1 life.

At the beginning of your upkeep, if you have 50 or more life, you win the game.

At the beginning of your end step, if you gained 3 or more life this turn, create a 3/3 white Angel creature token with flying.

{W}{W}{W}, {T}, Exile The Book of Exalted Deeds: Put an enlightened counter on target Angel. It gains "You can't lose the game and your opponents can't win the game." Activate only as a sorcery.

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.

Lifelink

At the beginning of your end step, if you gained life this turn, you may pay X life, where X is the amount of life you gained this turn. If you do, create an X/X black Demon creature token with flying.

Whenever you gain life, put a +1/+1 counter on Trelasarra, Moon Dancer and scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Whenever another creature enters the battlefield under your control, you gain life equal to that creature's toughness.

{1}{G}{W}, {T}: Populate. (Create a token that's a copy of a creature token you control.)

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

Whenever you gain life, put a +1/+1 counter on Twinblade Paladin.

As long as you have 25 or more life, Twinblade Paladin has double strike. (It deals both first-strike and regular combat damage.)

Lifelink

At the beginning of your postcombat main phase, you may pay X life, where X is the number of opponents that were dealt combat damage this turn. If you do, draw X cards.

Partner (You can have two commanders if both have partner.)

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.

Flying, lifelink

At the beginning of each end step, if you gained 4 or more life this turn, create a 4/4 white Angel creature token with flying and vigilance.

Menace

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

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

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

{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.

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.

Creatures you control have lifelink.

{2}{B}{B}, {T}: Return target creature card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step. If it would leave the battlefield, exile it instead of putting it anywhere else. Activate only as a sorcery.

{1}, {T}: Choose another target creature. Put a number of +1/+1 counters on it equal to the amount of life you gained this turn or the amount of life you lost this turn, whichever is greater. Activate only as a sorcery.

Deathtouch

At the beginning of your end step, if you gained life this turn, each opponent sacrifices a creature and you return up to one target creature card from your graveyard to your hand.