Enchant creature
Enchanted creature gets +2/+2, has first strike, and is a Knight in addition to its other types. (It deals combat damage before creatures without first strike.)

Makeshift Battalion

Battalion — Whenever this creature and at least two other creatures attack, put a +1/+1 counter on this creature.

Sunrise Seeker

Vigilance
When this creature enters, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Tandem Tactics

Up to two target creatures each get +1/+2 until end of turn. You gain 2 life.

Bring to Trial

Exile target creature with power 4 or greater.

Humble

Until end of turn, target creature loses all abilities and has base power and toughness 0/1.

Siege Veteran

At the beginning of combat on your turn, put a +1/+1 counter on target creature you control.
Whenever another nontoken Soldier you control dies, create a 1/1 colorless Soldier artifact creature token.

Citywide Bust

Destroy all creatures with toughness 4 or greater.

Tragic Poet

{T}, Sacrifice this creature: Return target enchantment card from your graveyard to your hand.

Loxodon Lifechanter

When this creature enters, you may have your life total become the total toughness of creatures you control.
{5}{W}: This creature gets +X/+X until end of turn, where X is your life total.

Battlefield Promotion

Put a +1/+1 counter on target creature. That creature gains first strike until end of turn. You gain 2 life. (A creature with first strike deals combat damage before creatures without first strike.)

Bulwark Giant

When this creature enters, you gain 5 life.

Guard Duty

Enchant creature
Enchanted creature has defender.

Expedition Raptor

Flying
When this creature enters, support 2. (Put a +1/+1 counter on each of up to two other target creatures.)

Conviction

Enchant creature
Enchanted creature gets +1/+3.
{W}: Return this Aura to its owner's hand.

Candlelight Vigil

Enchant creature
Enchanted creature gets +3/+2 and has vigilance.

Trueheart Duelist

This creature can block an additional creature each combat.
Embalm {2}{W} ({2}{W}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Human Warrior with no mana cost. Embalm only as a sorcery.)

Righteous Blow

Righteous Blow deals 2 damage to target attacking or blocking creature.

Lunarch Mantle

Enchant creature
Enchanted creature gets +2/+2 and has "{1}, Sacrifice a permanent: This creature gains flying until end of turn."

Healer's Hawk

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

Charmed Stray

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

Saving Grace

Flash
Enchant creature you control
When this Aura enters, all damage that would be dealt this turn to you and permanents you control is dealt to enchanted creature instead.
Enchanted creature gets +0/+3.

Oketra's Avenger

You may exert this creature as it attacks. When you do, prevent all combat damage that would be dealt to it this turn. (An exerted creature won't untap during your next untap step.)

Gideon's Sacrifice

Choose a creature or planeswalker you control. All damage that would be dealt this turn to you and permanents you control is dealt to the chosen permanent instead (if it's still on the battlefield).

Devoted Crop-Mate

You may exert this creature as it attacks. When you do, return target creature card with mana value 2 or less from your graveyard to the battlefield. (An exerted creature won't untap during your next untap step.)

Plains

Divine Arrow

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

Djeru's Renunciation

Tap up to two target creatures.
Cycling {W} ({W}, Discard this card: Draw a card.)

Gideon's Reproach

Gideon's Reproach deals 4 damage to target attacking or blocking creature.

Dragon Bell Monk

Vigilance
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Sephara, Sky's Blade

You may pay {W} and tap four untapped creatures you control with flying rather than pay this spell's mana cost.
Flying, lifelink
Other creatures you control with flying have indestructible. (Damage and effects that say "destroy" don't destroy them.)

Graceful Reprieve

When target creature dies this turn, return that card to the battlefield under its owner's control.

Luminous Bonds

Enchant creature
Enchanted creature can't attack or block.

Law-Rune Enforcer

{1}, {T}: Tap target creature with mana value 2 or greater.

Impassioned Orator

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

Legion's Judgment

Destroy target creature with power 4 or greater.

Sigiled Sentinel

Backup 1 (When this creature enters, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.)
Vigilance

In the Trenches

Creatures you control get +1/+1.
{5}{W}: Exile target nonland permanent you don't control until this enchantment leaves the battlefield. Activate only as a sorcery and only once.

Dusk Legion Duelist

Vigilance
Whenever one or more +1/+1 counters are put on this creature, draw a card. This ability triggers only once each turn.

Demystify

Slash of Talons

Slash of Talons deals 2 damage to target attacking or blocking creature.

Evolving Wilds

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

War Screecher

Flying
{5}{W}, {T}: Other creatures you control get +1/+1 until end of turn.

Seer's Lantern

{T}: Add {C}.
{2}, {T}: Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Ritual of Rejuvenation

Jeskai Student

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Looming Altisaur

Take Vengeance

Vizier of the True

You may exert this creature as it attacks. (It won't untap during your next untap step.)
Whenever you exert a creature, tap target creature an opponent controls.

Mana Geode

When this artifact enters, scry 1.
{T}: Add one mana of any color.

Ironclad Krovod

Cooped Up

Enchant creature
Enchanted creature can't attack or block.
{2}{W}: Exile enchanted creature.

Show of Valor

Target creature gets +2/+4 until end of turn.

Escape from Orthanc

Target creature gets +1/+3 and gains flying until end of turn. Untap it.

Rising Populace

Whenever another creature or planeswalker you control dies, put a +1/+1 counter on this creature.

Trusted Pegasus

Flying (This creature can't be blocked except by creatures with flying or reach.)
Whenever this creature attacks, target attacking creature without flying gains flying until end of turn.

Gust Walker

You may exert this creature as it attacks. When you do, it gets +1/+1 and gains flying until end of turn. (An exerted creature won't untap during your next untap step.)

Skywhaler's Shot

Destroy target creature with power 3 or greater. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Loxodon Sergeant

Vigilance
When this creature enters, other creatures you control gain vigilance until end of turn.

Dazzling Reflection

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