Luminarch Aspirant

At the beginning of combat on your turn, put a +1/+1 counter on target creature you control.

Essence Capture

Counter target creature spell. Put a +1/+1 counter on up to one target creature you control.

Abandoned Air Temple

This land enters tapped unless you control a basic land.
{T}: Add {W}.
{3}{W}, {T}: Put a +1/+1 counter on each creature you control.

Wave Goodbye

Return each creature without a +1/+1 counter on it to its owner's hand.

Godhead of Awe

Flying
Other creatures have base power and toughness 1/1.

Goldenglow Moth

Flying
Whenever this creature blocks, you may gain 4 life.

Backup Agent

When this creature enters, put a +1/+1 counter on target creature.

Gird for Battle

Put a +1/+1 counter on each of up to two target creatures.

Honor

Put a +1/+1 counter on target creature.
Draw a card.

Cancel

Skyknight Squire

Whenever another creature you control enters, put a +1/+1 counter on this creature.
As long as this creature has three or more +1/+1 counters on it, it has flying and is a Knight in addition to its other types.

Restore the Peace

Return each creature that dealt damage this turn to its owner's hand.

Jeong Jeong's Deserters

Disperse

Return target nonland permanent to its owner's hand.

Dramatic Rescue

Return target creature to its owner's hand. You gain 2 life.

Abzan Battle Priest

Outlast {W} ({W}, {T}: Put a +1/+1 counter on this creature. Outlast only as a sorcery.)
Each creature you control with a +1/+1 counter on it has lifelink.

Dutiful Knowledge Seeker

Whenever one or more cards are put into a library from anywhere, put a +1/+1 counter on this creature.
{3}: Put target card from a graveyard on the bottom of its owner's library.

Combat Tutorial

Target player draws two cards. Put a +1/+1 counter on up to one target creature you control.

Brigone, Soldier of Meletis

Vigilance
Heroic — Whenever you cast a spell that targets Brigone, put a +1/+1 counter on Brigone.
{T}, Remove a +1/+1 counter from Brigone: Draw a card.

Radiant Strike

Destroy target artifact or tapped creature. You gain 3 life.

Abzan Falconer

Outlast {W} ({W}, {T}: Put a +1/+1 counter on this creature. Outlast only as a sorcery.)
Each creature you control with a +1/+1 counter on it has flying.

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.)

Slith Strider

Whenever this creature becomes blocked, draw a card.
Whenever this creature deals combat damage to a player, put a +1/+1 counter on it.

Ainok Bond-Kin

Outlast {1}{W} ({1}{W}, {T}: Put a +1/+1 counter on this creature. Outlast only as a sorcery.)
Each creature you control with a +1/+1 counter on it has first strike.