Champions of Tyr

Flying
Double team
When this creature enters, you get a one-time boon with "When you cast a creature spell, that creature enters the battlefield with your choice of a +1/+1 counter, a flying counter, or a lifelink counter on it."

Inspiring Commander

Whenever another creature you control with power 2 or less enters, you gain 1 life and draw a card.

Serra Angel

Flying
Vigilance (Attacking doesn't cause this creature to tap.)

Knight's Pledge

Enchant creature
Enchanted creature gets +2/+2.

Adamant Will

Target creature gets +2/+2 and gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Spiritual Guardian

When this creature enters, you gain 4 life.

Wind-Scarred Crag

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {R} or {W}.

Fencing Ace

Double strike (This creature deals both first-strike and regular combat damage.)

Angelic Reward

Enchant creature
Enchanted creature gets +3/+3 and has flying.

Resistance Squad

When this creature enters, if you control another Human, draw a card.

Plains

Leonin Warleader

Whenever this creature attacks, create two 1/1 white Cat creature tokens with lifelink that are tapped and attacking.

Scoured Barrens

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {W} or {B}.

Blossoming Sands

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {G} or {W}.

Tranquil Cove

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {W} or {U}.

Impassioned Orator

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

Charmed Stray

Lifelink
When this creature enters, put a +1/+1 counter on each other creature you control named Charmed Stray.

Citizen's Crowbar

When this Equipment enters, create a 1/1 green and white Citizen creature token, then attach this Equipment to it.
Equipped creature gets +1/+1 and has "{W}, {T}, Sacrifice Citizen's Crowbar: Destroy target artifact or enchantment."
Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Angelic Guardian

Flying (This creature can't be blocked except by creatures with flying or reach.)
Whenever one or more creatures you control attack, they gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

Angel of Vitality

Flying
If you would gain life, you gain that much life plus 1 instead.
This creature gets +2/+2 as long as you have 25 or more life.

Tactical Advantage

Target blocking or blocked creature you control gets +2/+2 until end of turn.

Celestial Unicorn

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

Valorous Stance

Choose one —
• Target creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)
• Destroy target creature with toughness 4 or greater.

Klement, Novice Acolyte

Specialize {2}
When Klement, Novice Acolyte enters, creature cards in your hand perpetually get +1/+1.