Spatula of the Ages

{4}, {T}, Sacrifice Spatula of the Ages: You may put a silver-bordered or acorn permanent card from your hand onto the battlefield.

Sterling Hound

When Sterling Hound enters, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Akroan Mastiff

Trusty Retriever

When Trusty Retriever enters, choose one —
• Put a +1/+1 counter on Trusty Retriever.
• Return target artifact or enchantment card from your graveyard to your hand.

Champion of Arashin

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

Lexivore

Whenever Lexivore deals damage to a player, destroy target permanent other than Lexivore with the most lines of text in its text box. (If two or more cards are tied, target any one of them.)

Guard Dogs

{2}{W}, {T}: Choose a permanent you control. Prevent all combat damage target creature would deal this turn if it shares a color with that permanent.

Snow Mercy

Whenever a creature deals damage to you, put a globe counter on it.
{T}, {Q}, {T}, {Q}, {T}: Tap all creatures with globe counters on them.

Mad Science Fair Project

{T}: Roll a six-sided die. On a 3 or lower, target player adds {C}. Otherwise, that player adds one mana of any color they choose.

Double Dip

Choose another player. You gain 5 life. At the beginning of the first upkeep in your next game with that player, you gain 5 life.

Waste Land

{T}: Add {C}.
{T}, Sacrifice Waste Land: Destroy target nonbasic land. That land's controller creates a Wastes token. (It's a land with {T}: Add {C}.)

Prismatic Wardrobe

Destroy target nonartifact, nonland permanent that doesn't share a color with clothing worn by its controller.

Karlov Watchdog

Vigilance
Permanents your opponents control can't be turned face up during your turn.
Whenever you attack with three or more creatures, creatures you control get +1/+1 until end of turn.

Iron Mastiff

Whenever Iron Mastiff attacks, roll a d20 for each player being attacked and ignore all but the highest roll.
1—9 | Iron Mastiff deals damage equal to its power to you.
10—19 | Iron Mastiff deals damage equal to its power to defending player.
20 | Iron Mastiff deals damage equal to its power to each opponent.

Impounding Lot-Bot

When Impounding Lot-Bot enters, you may say "INCARCERATE!" in a robot voice. If you do, exile another target artifact or enchantment until Impounding Lot-Bot leaves the battlefield.

Phelia, Exuberant Shepherd

Flash
Whenever Phelia, Exuberant Shepherd attacks, exile up to one other target nonland permanent. At the beginning of the next end step, return that card to the battlefield under its owner's control. If it entered under your control, put a +1/+1 counter on Phelia.

Supply Runners

When Supply Runners enters, put a +1/+1 counter on each other creature you control.

Split Screen

When Split Screen enters, shuffle your library and deal it into four libraries. If anything refers to your library, choose one of your libraries for it.
Play with your libraries' top cards revealed.
When Split Screen leaves the battlefield, shuffle your libraries together.

Snow Hound

{1}, {T}: Return Snow Hound and target green or blue creature you control to their owner's hand.

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.

Save Life

Choose one —
• Target player gains 2½ life.
• Prevent the next 2½ damage that would be dealt to target creature this turn.
Gotcha — If an opponent says "save" or "life," you may say "Gotcha!" When you do, return Save Life from your graveyard to your hand.

Alpine Watchdog

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

Thraben Purebloods

Buzzing Whack-a-Doodle

As Buzzing Whack-a-Doodle enters, you and an opponent each secretly choose Whack or Doodle. Then those choices are revealed. If the choices match, Buzzing Whack-a-Doodle has that ability. Otherwise, it has Buzz.
• Whack — {T}: Target player loses 2 life.
• Doodle — {T}: You gain 3 life.
• Buzz — {2}, {T}: Draw a card.

Cathar's Companion

Whenever you cast a noncreature spell, Cathar's Companion gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Selfless Savior

Sacrifice Selfless Savior: Another target creature you control gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Yoshimaru, Ever Faithful

Whenever another legendary permanent you control enters, put a +1/+1 counter on Yoshimaru, Ever Faithful.
Partner (You can have two commanders if both have partner.)

GO TO JAIL

When GO TO JAIL enters, exile target creature an opponent controls until GO TO JAIL leaves the battlefield.
At the beginning of the upkeep of the exiled card's owner, that player rolls two six-sided dice. If they roll doubles, sacrifice GO TO JAIL.

The Secret Lair

{T}: Add {C}.
{T}, Say the secret word: Add one mana of any color. Scry 1. You gain 1 life.

Corpse Cur

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
When Corpse Cur enters, you may return target creature card with infect from your graveyard to your hand.

Pointy Finger of Doom

{3}, {T}: Spin Pointy Finger of Doom in the middle of the table so that it rotates completely at least once, then destroy the closest permanent the finger points to.

Knight of Lost Causes

Vigilance
As long as you are way behind, Knight of Lost Causes gets +3/+3 and has indestructible. (You are way behind if, at any point during this turn, an opponent had 10 or more life than you, controlled at least three more creatures than you, or had at least three more cards in hand than you.)

Watchdog

Watchdog blocks each combat if able.
As long as Watchdog is untapped, all creatures attacking you get -1/-0.

Stonebinder's Familiar

Whenever one or more cards are put into exile during your turn, put a +1/+1 counter on Stonebinder's Familiar. This ability triggers only once each turn.

Rambunctious Mutt

When Rambunctious Mutt enters, destroy target artifact or enchantment an opponent controls.

Loyal Warhound

Vigilance
When Loyal Warhound enters, if an opponent controls more lands than you, search your library for a basic Plains card, put it onto the battlefield tapped, then shuffle.

Cogwork Tracker

Reveal Cogwork Tracker as you draft it and note the player who passed it to you.
Cogwork Tracker attacks each combat if able.
Cogwork Tracker attacks a player you noted for cards named Cogwork Tracker each combat if able.

Spirited Companion

When Spirited Companion enters, draw a card.

Boros Mastiff

Battalion — Whenever Boros Mastiff and at least two other creatures attack, Boros Mastiff gains lifelink until end of turn. (Damage dealt by a creature with lifelink also causes its controller to gain that much life.)

Blue Ribbon

When Blue Ribbon enters, ask a person outside the game which creature you control is most deserving of a blue ribbon. Attach Blue Ribbon to that creature.
Equipped creature has best in show. (Whenever another creature becomes the target of a spell or ability you control, you may copy that spell or ability. If you do, the copy targets this creature.)
Equip {3}

Blink Dog

Double strike
Teleport — {3}{W}: Blink Dog phases out. (Treat it and anything attached to it as though they don't exist until your next turn.)

Warclamp Mastiff

First strike (This creature deals combat damage before creatures without first strike.)

Border Guardian

Whenever you cast a silver-bordered spell, put a +1/+1 counter on Border Guardian.
Whenever you cast a black-bordered spell, Border Guardian can't be blocked this turn.
Whenever you cast a white-bordered spell, Border Guardian gains double strike until end of turn.

Pack Leader

Other Dogs you control get +1/+1.
Whenever Pack Leader attacks, prevent all combat damage that would be dealt this turn to Dogs you control.

New Master of Arms

First strike
Prevent all combat damage that would be dealt by blocking creatures that are tapped.
{1}{W}: Tap target creature blocking New Master of Arms.

Encampment Keeper

First strike
{7}{W}, {T}, Sacrifice Encampment Keeper: Creatures you control get +2/+2 until end of turn.

Standing Army

As long as you're standing, Standing Army has vigilance.

Isamaru, Hound of Konda

Bar Entry

Choose one —
• Destroy target creature with power 4 or greater.
• Destroy target creature with any part of its head higher than the bar. (Align the tops of both cards to check.)

Labro Bot

When this creature enters, return target host card or card with augment from your graveyard to your hand.

Leashling

Put a card from your hand on top of your library: Return Leashling to its owner's hand.

Plains

Mischievous Pup

Flash (You may cast this spell any time you could cast an instant.)
When this creature enters, return up to one other target permanent you control to its owner's hand.

Gate Hound

Creatures you control have vigilance as long as Gate Hound is enchanted.

Unicycle

First strike, haste
Equipped creature has first strike and haste.
Equip {1}
Crew 1

Ruff, Underdog Champ

All Hounds are Dogs. (We'll errata this to be true.)
First strike, lifelink
Underdog — If you've lost a game this match, Ruff, Underdog Champ and other Dogs you control get +1/+1.

Scaled Destruction

Choose one or more —
• Destroy all small creatures.
• Destroy all medium creatures.
• Destroy all large creatures.
(A small creature has total power and toughness 4 or less, medium is 5—8, and large is 9 or more.)

Affa Guard Hound

Flash (You may cast this spell any time you could cast an instant.)
When Affa Guard Hound enters, target creature gets +0/+3 until end of turn.

Wordmail

Enchant creature
Enchanted creature gets +1/+1 for each word in its name.

Resolute Watchdog

Defender
{1}, Sacrifice Resolute Watchdog: Target creature you control gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Gore Vassal

Sacrifice Gore Vassal: Put a -1/-1 counter on target creature. Then if that creature's toughness is 1 or greater, regenerate it.

Rescue Retriever

Flash
When Rescue Retriever enters, put a +1/+1 counter on each other Soldier you control.
Prevent all damage that would be dealt to other attacking Soldiers you control.

Souvenir T-Shirt

Gear Up, sponsored by Wizards of the Coast — As Souvenir T-Shirt enters, roll two six-sided dice. For each Magic-branded item you're wearing, roll an additional six-sided die. Choose two of those results.
Equipped creature gets +X/+Y, where X is the first chosen result and Y is the second.
Equip {4}

A Girl and Her Dogs

When A Girl and Her Dogs enters the battlefield and at the beginning of your upkeep, create a 1/1 white legendary Dog creature token and name it.
Whenever A Girl and Her Dogs attacks, it gets +1/+1 until end of turn for each legendary creature you control.

Look at Me, I'm the DCI

Ban a card other than a basic land card for the rest of the match. (All cards with that name in any zone or sideboard are removed from the match.)

Patrol Hound

Discard a card: Patrol Hound gains first strike until end of turn.

Main Event Horizon

As an additional cost to cast this spell, choose A through M or N through Z.
Destroy each creature whose name begins with a letter in the chosen range.