Have

Impassioned Orator

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

Solemn Offering

Destroy target artifact or enchantment. You gain 4 life.

Mesa Cavalier

Flying
When Mesa Cavalier enters, you gain 2 life.

Riot Control

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

Pious Interdiction

Enchant creature
When Pious Interdiction enters, you gain 2 life.
Enchanted creature can't attack or block.

Silvercoat Lion

Ajani's Pridemate

Whenever you gain life, put a +1/+1 counter on Ajani's Pridemate.

Speakeasy Server

Flying
When Speakeasy Server enters, you gain 1 life for each other creature you control.

Pristine Talisman

Healing Salve

Choose one —
• Target player gains 3 life.
• Prevent the next 3 damage that would be dealt to any target this turn.

Kjeldoran Gargoyle

Flying, first strike
Whenever Kjeldoran Gargoyle deals damage, you gain that much life.

Inspiring Overseer

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

Union of the Third Path

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

Recumbent Bliss

Enchant creature
Enchanted creature can't attack or block.
At the beginning of your upkeep, you may gain 1 life.

Revitalize

Pride Guardian

Defender
Whenever Pride Guardian blocks, you gain 3 life.

Plains

Skyhunter Prowler

Flying, vigilance (This creature can't be blocked except by creatures with flying or reach, and attacking doesn't cause this creature to tap.)

Venerable Monk

When Venerable Monk enters, you gain 2 life.

Kabira Crossroads

Kabira Crossroads enters tapped.
When Kabira Crossroads enters, you gain 2 life.
{T}: Add {W}.

Savannah Sage

When Savannah Sage enters, you gain 2 life.

Piercing Rays

Exile target tapped creature.
Forecast — {2}{W}, Reveal Piercing Rays from your hand: Tap target untapped creature. (Activate this ability only during your upkeep and only once each turn.)

Disciple of the Sun

Lifelink
When Disciple of the Sun enters, return target permanent card with mana value 3 or less from your graveyard to your hand.

Marble Diamond

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

War Report

You gain life equal to the number of creatures on the battlefield plus the number of artifacts on the battlefield.

Lagonna-Band Elder

When Lagonna-Band Elder enters, if you control an enchantment, you gain 3 life.

Leonin Elder

Whenever an artifact enters, you may gain 1 life.

Survival Cache

You gain 2 life. Then if you have more life than an opponent, draw a card.
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Sanctify

Destroy target artifact or enchantment. You gain 3 life.

Goldenglow Moth

Flying
Whenever Goldenglow Moth blocks, you may gain 4 life.

Soulmender

Break Ties

Choose one —
• Destroy target artifact.
• Destroy target enchantment.
• Exile target card from a graveyard.
Reinforce 1—{W} ({W}, Discard this card: Put a +1/+1 counter on target creature.)

Emerge from the Cocoon

Return target creature card from your graveyard to the battlefield. You gain 3 life.

Outlaw Medic

Lifelink
When Outlaw Medic dies, draw a card.

Ajani's Mantra

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

Pious Warrior

Whenever Pious Warrior is dealt combat damage, you gain that much life.

Lone Missionary

When Lone Missionary enters, you gain 4 life.

Armillary Sphere

{2}, {T}, Sacrifice Armillary Sphere: Search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle.

Holy Cow

Flash
Flying
When Holy Cow enters, you gain 2 life and scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Heron of Hope

Flying
If you would gain life, you gain that much life plus 1 instead.
{1}{W}: Heron of Hope gains lifelink until end of turn.

Pacifism

Enchant creature
Enchanted creature can't attack or block.

Safe Passage

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

Tireless Missionaries

When Tireless Missionaries enters, you gain 3 life.

Divine Favor

Enchant creature
When Divine Favor enters, you gain 3 life.
Enchanted creature gets +1/+3.

Celestial Unicorn

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

Kemba's Skyguard

Flying
When Kemba's Skyguard enters, you gain 2 life.

Sacred Nectar

Doomskar Oracle

Whenever you cast your second spell each turn, you gain 2 life.
Foretell {W} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Recuperate

Choose one —
• You gain 6 life.
• Prevent the next 6 damage that would be dealt to target creature this turn.

Silent Attendant

Zarichi Tiger

Contemplation

Whenever you cast a spell, you gain 1 life.

Soul Charmer

Whenever Soul Charmer deals combat damage to a creature, you gain 2 life unless that creature's controller pays {2}.

Soaring Hope

Enchant creature
When Soaring Hope enters, you gain 3 life.
Enchanted creature has flying.
{W}: Put Soaring Hope on top of its owner's library.

Ur-Golem's Eye

Confessor

Whenever a player discards a card, you may gain 1 life.

Terashi's Grasp

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

Narrow Escape

Return target permanent you control to its owner's hand. You gain 4 life.

Sky Crier

Flying, lifelink
{3}{W}: You and target opponent each draw a card.

Priest of Ancient Lore

When Priest of Ancient Lore enters, you gain 1 life and draw a card.

Oreskos Sun Guide

Inspired — Whenever Oreskos Sun Guide becomes untapped, you gain 2 life.

Soul Warden

Whenever another creature enters, you gain 1 life.

Eriette's Lullaby

Destroy target tapped creature. You gain 2 life.

Kor Cartographer

When Kor Cartographer enters, you may search your library for a Plains card, put it onto the battlefield tapped, then shuffle.