Celestial Unicorn

Whenever you gain life, put a +1/+1 counter on Celestial Unicorn.

Anointed Chorister

Lifelink (Damage dealt by this creature also causes you to gain that much life.)
{4}{W}: Anointed Chorister gets +3/+3 until end of turn.

Divine Arrow

Divine Arrow deals 4 damage to target attacking or blocking creature.

Pristine Talisman

Union of the Third Path

Draw a card, then you gain life equal to the number of cards in your hand.

Charge

Creatures you control get +1/+1 until end of turn.

Marble Diamond

Marble Diamond enters tapped.
{T}: Add {W}.

Chaplain's Blessing

Light of Hope

Choose one —
• You gain 4 life.
• Destroy target enchantment.
• Put a +1/+1 counter on target creature.

Inspiring Overseer

Flying
When Inspiring Overseer enters, you gain 1 life and draw a card.

Arcane Signet

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

Dazzling Reflection

You gain life equal to target creature's power. The next time that creature would deal damage this turn, prevent that damage.

Riot Control

You gain 1 life for each creature your opponents control. Prevent all damage that would be dealt to you this turn.

Congregate

Target player gains 2 life for each creature on the battlefield.

Fumigate

Destroy all creatures. You gain 1 life for each creature destroyed this way.

Ajani's Mantra

At the beginning of your upkeep, you may gain 1 life.

Whitemane Lion

Flash
When Whitemane Lion enters, return a creature you control to its owner's hand.

Festival of Trokin

You gain 2 life for each creature you control.

Sunblade Angel

Flying, first strike, vigilance, lifelink

Dromad Purebred

Whenever Dromad Purebred is dealt damage, you gain 1 life.

Cathedral Sanctifier

When Cathedral Sanctifier enters, you gain 3 life.

Hunted Witness

When Hunted Witness dies, create a 1/1 white Soldier creature token with lifelink.

Soul's Attendant

Whenever another creature enters, you may gain 1 life.

Divine Offering

Destroy target artifact. You gain life equal to its mana value.

Swords to Plowshares

Exile target creature. Its controller gains life equal to its power.

Impassioned Orator

Whenever another creature you control enters, you gain 1 life.

Safe Passage

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

Spirit Link

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)
Whenever enchanted creature deals damage, you gain that much life.

Revitalize

Children of Korlis

Sacrifice Children of Korlis: You gain life equal to the life you've lost this turn. (Damage causes loss of life.)

Angel's Mercy

Moment of Triumph

Target creature gets +2/+2 until end of turn. You gain 2 life.

Soul Warden

Whenever another creature enters, you gain 1 life.

Wall of Hope

Defender (This creature can't attack.)
Whenever Wall of Hope is dealt damage, you gain that much life.

Welcoming Vampire

Flying
Whenever one or more other creatures you control with power 2 or less enter, draw a card. This ability triggers only once each turn.

Dedicated Martyr

{W}, Sacrifice Dedicated Martyr: You gain 3 life.

Awe Strike

The next time target creature would deal damage this turn, prevent that damage. You gain life equal to the damage prevented this way.

Atalya, Samite Master

{X}, {T}: Choose one —
• Prevent the next X damage that would be dealt to target creature this turn. Spend only white mana on X.
• You gain X life. Spend only white mana on X.