Have

Arlinn, Voice of the Pack

Each creature you control that's a Wolf or a Werewolf enters with an additional +1/+1 counter on it.
−2: Create a 2/2 green Wolf creature token.

Somberwald Alpha

Whenever a creature you control becomes blocked, it gets +1/+1 until end of turn.
{1}{G}: Target creature you control gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.)

Hanweir Lancer

Soulbond (You may pair this creature with another unpaired creature when either enters. They remain paired for as long as you control both of them.)
As long as this creature is paired with another creature, both creatures have first strike.

Primal Druid

When this creature dies, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Moonlight Hunt

Choose target creature you don't control. Each creature you control that's a Wolf or a Werewolf deals damage equal to its power to that creature.

Giant Growth

Target creature gets +3/+3 until end of turn.

Might of the Masses

Target creature gets +1/+1 until end of turn for each creature you control.

Somberwald Vigilante

Whenever this creature becomes blocked by a creature, this creature deals 1 damage to that creature.

Cinder Glade

({T}: Add {R} or {G}.)
This land enters tapped unless you control two or more basic lands.

Bloodlust Inciter

{T}: Target creature gains haste until end of turn. (It can attack and {T} this turn.)

Thunderhead Gunner

Reach
Discard a card: Draw a card. Activate only as a sorcery and only once each turn.

Vine Snare

Prevent all combat damage that would be dealt this turn by creatures with power 4 or less.

Into the Night

It becomes night. Discard any number of cards, then draw that many cards plus one.

Gatstaf Howler

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)
At the beginning of each upkeep, if a player cast two or more spells last turn, transform this creature.

Gatstaf Shepherd

At the beginning of each upkeep, if no spells were cast last turn, transform this creature.

Gatstaf Shepherd // Gatstaf Howler

Mortal's Resolve

Target creature gets +1/+1 and gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

One of the Pack

At the beginning of each upkeep, if a player cast two or more spells last turn, transform this creature.

Solitary Hunter

Solitary Hunter // One of the Pack

Nightpack Ambusher

Flash
Other Wolves and Werewolves you control get +1/+1.
At the beginning of your end step, if you didn't cast a spell this turn, create a 2/2 green Wolf creature token.

Goblin Picker

Ulvenwald Abomination

Ulvenwald Captive

Defender
{T}: Add {G}.
{5}{G}{G}: Transform this creature.

Ulvenwald Captive // Ulvenwald Abomination

Getting

Rig for War

Target creature gets +3/+0 and gains first strike and reach until end of turn.

Ulrich's Kindred

Trample
{3}{G}: Target attacking Wolf or Werewolf gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Cult of the Waxing Moon

Whenever a permanent you control transforms into a non-Human creature, create a 2/2 green Wolf creature token.

Spitebellows

When this creature leaves the battlefield, it deals 6 damage to target creature.
Evoke {1}{R}{R} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

Fire-Rim Form

Flash
Enchant creature
When this Aura enters, enchanted creature gains first strike until end of turn.
Enchanted creature gets +2/+0.

Arcane Signet

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

Mountain

Packsong Pup

At the beginning of combat on your turn, if you control another Wolf or Werewolf, put a +1/+1 counter on this creature.
When this creature dies, you gain life equal to its power.

Moonmist

Transform all Humans. Prevent all combat damage that would be dealt this turn by creatures other than Werewolves and Wolves. (Only double-faced cards can be transformed.)

Elfsworn Giant

Reach (This creature can block creatures with flying.)
Landfall — Whenever a land you control enters, create a 1/1 green Elf Warrior creature token.

Defend the Hearth

Prevent all combat damage that would be dealt to players this turn.

Vessel of Nascency

{1}{G}, Sacrifice this enchantment: Reveal the top four cards of your library. You may put an artifact, creature, enchantment, land, or planeswalker card from among them into your hand. Put the rest into your graveyard.

Talruum Champion

First strike
Whenever this creature blocks or becomes blocked by a creature, that creature loses first strike until end of turn.

Ember-Eye Wolf

Haste
{1}{R}: This creature gets +2/+0 until end of turn.

Tovolar, the Midnight Scourge

Whenever a Wolf or Werewolf you control deals combat damage to a player, draw a card.
{X}{R}{G}: Target Wolf or Werewolf you control gets +X/+0 and gains trample until end of turn.
Nightbound

Tovolar, Dire Overlord

Whenever a Wolf or Werewolf you control deals combat damage to a player, draw a card.
At the beginning of your upkeep, if you control three or more Wolves and/or Werewolves, it becomes night. Then transform any number of Human Werewolves you control.
Daybound

Tovolar, Dire Overlord // Tovolar, the Midnight Scourge

Path of Ancestry

This land enters tapped.
{T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Hotfoot Gnome

Haste
{T}: Another target creature gains haste until end of turn.

Overrun

Creatures you control get +3/+3 and gain trample until end of turn. (Each of those creatures can deal excess combat damage to the player or planeswalker it's attacking.)

Red Herring

Haste
This creature attacks each combat if able.
{2}, Sacrifice this creature: Draw a card.

Pyreheart Wolf

Whenever this creature attacks, creatures you control gain menace until end of turn. (They can't be blocked except by two or more creatures.)
Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Ironfang

First strike
At the beginning of each upkeep, if a player cast two or more spells last turn, transform this creature.

Village Ironsmith

First strike
At the beginning of each upkeep, if no spells were cast last turn, transform this creature.

Village Ironsmith // Ironfang

Shattered Wings

Destroy target artifact, enchantment, or creature with flying. Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Rampaging Werewolf

Tormented Pariah

Tormented Pariah // Rampaging Werewolf

Immerwolf

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)
Each other creature you control that's a Wolf or a Werewolf gets +1/+1.
Non-Human Werewolves you control can't transform.

Unnatural Moonrise

It becomes night. Until end of turn, target creature gets +1/+0 and gains trample and "Whenever this creature deals combat damage to a player, draw a card."
Flashback {2}{R}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Forest

Game Trail

As this land enters, you may reveal a Mountain or Forest card from your hand. If you don't, this land enters tapped.
{T}: Add {R} or {G}.

Russet Wolves

Essence Filter

Destroy all enchantments or all nonwhite enchantments.

Bane of Hanweir

This creature attacks each combat if able.
At the beginning of each upkeep, if a player cast two or more spells last turn, transform this creature.

Hanweir Watchkeep

Defender
At the beginning of each upkeep, if no spells were cast last turn, transform this creature.

Hanweir Watchkeep // Bane of Hanweir

Riot Ringleader

Whenever this creature attacks, Human creatures you control get +1/+0 until end of turn.

Ulvenwald Primordials

{G}: Regenerate this creature.
At the beginning of each upkeep, if a player cast two or more spells last turn, transform this creature.

Ulvenwald Mystics

Ulvenwald Mystics // Ulvenwald Primordials

Silverfur Partisan

Trample
Whenever a Wolf or Werewolf you control becomes the target of an instant or sorcery spell, create a 2/2 green Wolf creature token.

Howling Moon

At the beginning of combat on your turn, target Wolf or Werewolf you control gets +2/+2 until end of turn.
Whenever an opponent casts their second spell each turn, create a 2/2 green Wolf creature token.

Endrider Catalyzer

Start your engines! (If you have no speed, it starts at 1. It increases once on each of your turns when an opponent loses life. Max speed is 4.)
Max speed — {T}: Add {R}{R}.

Reckless Reveler

{R}, Sacrifice this creature: Destroy target artifact.

Sol Ring

Werewolf Ransacker

Whenever this creature transforms into Werewolf Ransacker, you may destroy target artifact. If that artifact is put into a graveyard this way, this creature deals 3 damage to that artifact's controller.
At the beginning of each upkeep, if a player cast two or more spells last turn, transform this creature.

Afflicted Deserter

Afflicted Deserter // Werewolf Ransacker

Rabid Bite

Target creature you control deals damage equal to its power to target creature you don't control.

Dronepack Kindred

Trample
{1}: This creature gets +1/+0 until end of turn.

Vildin-Pack Outcast

Trample
{R}: This creature gets +1/-1 until end of turn.
{5}{R}{R}: Transform this creature.

Vildin-Pack Outcast // Dronepack Kindred

Waxing Moon

Transform up to one target Werewolf you control. Creatures you control gain trample until end of turn.

Howlpack Resurgence

Flash
Each creature you control that's a Wolf or a Werewolf gets +1/+1 and has trample.

Pack's Betrayal

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. If you control a Wolf or Werewolf, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Timber Shredder

Trample
At the beginning of each upkeep, if a player cast two or more spells last turn, transform this creature.

Hinterland Logger

Hinterland Logger // Timber Shredder

Prey Upon

Target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.)

Sacred Wolf

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Full Moon's Rise

Werewolf creatures you control get +1/+0 and have trample.
Sacrifice this enchantment: Regenerate all Werewolf creatures you control.

Byway Courier

When this creature dies, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Command Tower

Moonscarred Werewolf

Vigilance
{T}: Add {G}{G}.
At the beginning of each upkeep, if a player cast two or more spells last turn, transform this creature.

Scorned Villager

{T}: Add {G}.
At the beginning of each upkeep, if no spells were cast last turn, transform this creature.

Scorned Villager // Moonscarred Werewolf

Stampeding Elk Herd

Formidable — Whenever this creature attacks, if creatures you control have total power 8 or greater, creatures you control gain trample until end of turn.

Torgal, A Fine Hound

Whenever you cast your first Human creature spell each turn, that creature enters with an additional +1/+1 counter on it for each Dog and/or Wolf you control.
{T}: Add one mana of any color.

Hunger of the Howlpack

Put a +1/+1 counter on target creature.
Morbid — Put three +1/+1 counters on that creature instead if a creature died this turn.