Double strike

Eternalize {3}{W}{W} ({3}{W}{W}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Cat with no mana cost. Eternalize only as a sorcery.)

+2: Reveal the top three cards of your library. Put all nonland permanent cards revealed this way into your hand and the rest on the bottom of your library in any order.

-2: Exile target creature. Its controller gains life equal to its power.

-9: Put five +1/+1 counters on each creature you control and five loyalty counters on each other planeswalker you control.

Whenever you gain life, put a +1/+1 counter on Ajani's Pridemate.

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

-2: Return target creature card with mana value 2 or less from your graveyard to the battlefield.

-7: You get an emblem with "At the beginning of your end step, create three 1/1 white Cat creature tokens with lifelink."

+1: Put a +1/+1 counter on up to one target creature.

-3: Target creature gains flying and double strike until end of turn.

-8: Create X 2/2 white Cat creature tokens, where X is your life total.

Compleated ({G/W/P} can be paid with {G}, {W}, or 2 life. If life was paid, this planeswalker enters with two fewer loyalty counters.)

+1: Reveal the top card of your library. If it's a creature or planeswalker card, put it into your hand. Otherwise, you may put it on the bottom of your library.

-3: Distribute three +1/+1 counters among up to three target creatures. They gain vigilance until end of turn.

-6: You get an emblem with "Whenever you cast a creature or planeswalker spell, target opponent gets two poison counters."

+1: You gain life equal to the number of creatures you control plus the number of planeswalkers you control.

-2: Create a 2/2 white Cat Soldier creature token named Ajani's Pridemate with "Whenever you gain life, put a +1/+1 counter on Ajani's Pridemate."

0: If you have at least 15 life more than your starting life total, exile Ajani, Strength of the Pride and each artifact and creature your opponents control.

Creatures you control have vigilance.

+1: You gain 3 life.

-2: Put a +1/+1 counter on each creature you control and a loyalty counter on each other planeswalker you control.

Choose one. If you control a commander as you cast this spell, you may choose both instead.

• Creatures you control gain flying, vigilance, and double strike until end of turn.

• Creatures you control gain lifelink, indestructible, and protection from all colors until end of turn.

Flash

If an opponent would draw two or more cards, instead you and that player each draw a card.

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

Whenever you cast a creature spell, draw a card.

Destroy target permanent. Its controller creates a 3/3 green Beast creature token.

Whenever a creature you control attacks, you may put a quest counter on Beastmaster Ascension.

As long as Beastmaster Ascension has seven or more quest counters on it, creatures you control get +5/+5.

Changeling (This card is every creature type.)

Up to two target creatures each get +2/+0 and gain all creature types until end of turn.

Changeling (This card is every creature type.)

As Bloodline Pretender enters the battlefield, choose a creature type.

Whenever another creature of the chosen type enters the battlefield under your control, put a +1/+1 counter on Bloodline Pretender.

Haste (This creature can attack and {T} as soon as it comes under your control.)

Whenever Bolt Hound attacks, other creatures you control get +1/+0 until end of turn.

Choose one --

• Boros Charm deals 4 damage to target player or planeswalker.

• Permanents you control gain indestructible until end of turn.

• Target creature gains double strike until end of turn.

Vigilance

Whenever Brimaz, King of Oreskos attacks, create a 1/1 white Cat Soldier creature token with vigilance that's attacking.

Whenever Brimaz blocks a creature, create a 1/1 white Cat Soldier creature token with vigilance that's blocking that creature.

{G}{W}: Bronzehide Lion gains indestructible until end of turn.

When Bronzehide Lion dies, return it to the battlefield. It's an Aura enchantment with enchant creature you control and "{G}{W}: Enchanted creature gains indestructible until end of turn," and it loses all other abilities.

Choose one --

• Cabaretti Charm deals damage equal to the number of creatures you control to target creature or planeswalker.

• Creatures you control get +1/+1 and gain trample until end of turn.

• Create two 1/1 green and white Citizen creature tokens.

Whenever a creature enters the battlefield under your control, put a +1/+1 counter on each creature you control.

Changeling (This card is every creature type.)

Protection from black

{2}{G}{G}: Chameleon Colossus gets +X/+X until end of turn, where X is its power.

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

Changeling (This card is every creature type.)

Exile target creature. Its controller creates a 1/1 colorless Shapeshifter creature token with changeling.

As you create your deck, circle two of the colors below.

Cryptic Spires enters the battlefield tapped.

{T}: Add one mana of either of the circled colors.

Mutate {2}{W}{W} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Lifelink

Whenever this creature mutates, create two 1/1 white Cat creature tokens with lifelink.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

If you control a commander, you may cast this spell without paying its mana cost.

You may choose new targets for target spell or ability.

Creatures you control get +1/+0.

+1: Add {R} or {G}. Creature spells you cast this turn can't be countered.

-2: Target creature you control fights target creature you don't control.

Search your library for a creature card, reveal that card, put it into your hand, then shuffle.

Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top.

Sacrifice Felidar Cub: Destroy target enchantment.

Landfall -- Whenever a land enters the battlefield under your control, choose one --

• Create a 2/2 white Cat Beast creature token.

• Put a +1/+1 counter on each creature you control. Those creatures gain vigilance until end of turn.

Other Cats you control get +1/+1 and have protection from Dogs.

Whenever one or more Cats you control deal combat damage to a player, destroy up to one target artifact or enchantment that player controls.

If you control a commander, you may cast this spell without paying its mana cost.

Creatures you control gain indestructible until end of turn.

{3}{G}{W}: Monstrosity 1. (If this creature isn't monstrous, put a +1/+1 counter on it and it becomes monstrous.)

As long as Fleecemane Lion is monstrous, it has hexproof and indestructible.

Commander creatures you own have "Whenever you cast a spell that shares a creature type with this creature, draw a card. This ability triggers only once each turn."

({T}: Add {G}.)

Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.

When Generous Stray enters the battlefield, draw a card.

First strike

Menace (This creature can't be blocked except by two or more creatures.)

{T}, Sacrifice Goldhound: Add one mana of any color.

Trample

Channel -- {2}{G}, Discard Greater Tanuki: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

As an additional cost to cast this spell, sacrifice a land.

Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

Permanents you control gain hexproof and indestructible until end of turn.

+1: Put a loyalty counter on Huatli, Radiant Champion for each creature you control.

-1: Target creature gets +X/+X until end of turn, where X is the number of creatures you control.

-8: You get an emblem with "Whenever a creature enters the battlefield under your control, you may draw a card."

{1}{R}: Igneous Cur gets +2/+0 until end of turn.

Whenever a creature enters the battlefield under your control, Impact Tremors deals 1 damage to each opponent.

Changeling (This card is every creature type.)

Commander creatures you own have "Creature tokens you control get +2/+2."

Changeling (This card is every creature type.)

When Irregular Cohort enters the battlefield, create a 2/2 colorless Shapeshifter creature token with changeling.

First strike

{3}{W}{W}: Attacking creatures you control get +X/+X until end of turn, where X is the number of attacking creatures.

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

Whenever Jedit Ojanen of Efrava attacks or blocks, create a 2/2 green Cat Warrior creature token with forestwalk.

Creatures you control get +1/+0 and have vigilance as long as you control three or more creatures.

Creatures you control also get +1/+0 and have trample as long as you control six or more creatures.

Creatures you control also get +1/+0 and have double strike as long as you control nine or more creatures.

If you would create one or more tokens, you may instead create that many 2/2 green Cat creature tokens with haste or that many 3/1 green Dog creature tokens with vigilance.

Companion -- Each creature card in your starting deck is a Cat, Elemental, Nightmare, Dinosaur, or Beast card. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.)

Vigilance

Each other creature you control that's a Cat, Elemental, Nightmare, Dinosaur, or Beast gets +1/+1 and has vigilance.

Whenever one or more non-Human creatures you control deal combat damage to a player, draw a card.

Choose a creature type. Reveal cards from the top of your library until you reveal X creature cards of the chosen type, where X is the number of creatures you control of that type. Put those cards onto the battlefield, then shuffle the rest of the revealed cards into your library.

Other Cats you control get +2/+1.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)

Destroy target artifact or enchantment.

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

{W}: Exile target card from a graveyard. If it was a permanent card, put a +1/+1 counter on Lion Sash.

Equipped creature gets +1/+1 for each +1/+1 counter on Lion Sash.

Reconfigure {2} ({2}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Vigilance

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

Creatures you control get +1/+0 and gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

Your opponents can't cast spells during combat.

Whenever a creature you control deals combat damage to a player, goad each creature that player controls. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)

Changeling (This card is every creature type.)

When Masked Vandal enters the battlefield, you may exile a creature card from your graveyard. If you do, exile target artifact or enchantment an opponent controls.

Creatures you control are every creature type. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.

{3}, {T}: Create a 2/2 blue Shapeshifter creature token with changeling. (It is every creature type.)

First strike

Whenever Mirri, Weatherlight Duelist attacks, each opponent can't block with more than one creature this combat.

As long as Mirri, Weatherlight Duelist is tapped, no more than one creature can attack you each combat.

Changeling (This card is every creature type.)

{X}: Until end of turn, creatures you control have base power and toughness X/X and gain all creature types.

({T}: Add {R}.)

Vigilance, trample

If one or more +1/+1 counters would be put on Mowu, Loyal Companion, that many plus one +1/+1 counters are put on it instead.

Destroy target artifact or enchantment. Its controller gains 4 life.

Choose one --

• Naya Charm deals 3 damage to target creature.

• Return target card from a graveyard to its owner's hand.

• Tap all creatures target player controls.

When Oreskos Explorer enters the battlefield, search your library for up to X Plains cards, where X is the number of players who control more lands than you. Reveal those cards, put them into your hand, then shuffle.

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.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Creature tokens you control have haste.

Parley -- At the beginning of combat on your turn, each player reveals the top card of their library. For each land card revealed this way, you create a 1/1 green and white Citizen creature token. Then creatures you control get +1/+1 until end of turn for each nonland card revealed this way. Then each player draws a card.

({T}: Add {W}.)

Put a +1/+1 counter on each creature you control. You gain 1 life for each creature you control.

As long as it's your turn, creature tokens you control get +1/+4.

{3}{W}: Create a 1/1 white Soldier creature token.

Partner (You can have two commanders if both have partner.)

Pride Sovereign gets +1/+1 for each other Cat you control.

{W}, {T}, Exert Pride Sovereign: Create two 1/1 white Cat creature tokens with lifelink. (An exerted creature won't untap during your next untap step.)

When Pridemalkin enters the battlefield, put a +1/+1 counter on target creature you control.

Each creature you control with a +1/+1 counter on it has trample. (They can deal excess combat damage to the player or planeswalker they're attacking.)

This spell can't be countered.

Creature spells you control can't be countered.

Indestructible

As long as your devotion to red is less than five, Purphoros isn't a creature.

Whenever another creature enters the battlefield under your control, Purphoros deals 2 damage to each opponent.

{2}{R}: Creatures you control get +1/+0 until end of turn.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

{1}, Sacrifice Qasali Pridemage: Destroy target artifact or enchantment.

Reach

Whenever Qasali Slingers or another Cat enters the battlefield under your control, you may destroy target artifact or enchantment.

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

Changeling (This card is every creature type.)

As Realmwalker enters the battlefield, choose a creature type.

You may look at the top card of your library any time.

You may cast creature spells of the chosen type from the top of your library.

Other Cats you control get +1/+1 and have lifelink.

When Regal Caracal enters the battlefield, create two 1/1 white Cat creature tokens with lifelink.

Create four 1/1 white Dog creature tokens.

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.)

Choose one --

• Draw cards equal to the greatest power among non-Human creatures you control.

• Non-Human creatures you control get +3/+3 until end of turn.

Choose one --

• Destroy target artifact.

• Destroy target enchantment.

• Exile target card from a graveyard.

Whenever you cast a Dog spell, create a 1/1 green Cat creature token.

Whenever you cast a Cat spell, create a 1/1 white Dog creature token.

{R}{G}{W}, {T}: Rin and Seri, Inseparable deals damage to any target equal to the number of Dogs you control. You gain life equal to the number of Cats you control.

Whenever a creature or enchantment enters the battlefield under your control this turn, draw a card.

Flashback {2}{G}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Populate. Creatures you control gain indestructible until end of turn. (To populate, create a token that's a copy of a creature token you control.)

Lifelink

Embalm {W} ({W}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Cat with no mana cost. Embalm only as a sorcery.)

For each token you control, create a token that's a copy of that permanent.

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

Changeling (This card is every creature type.)

Creatures target player controls get +0/+1 and gain all creature types until end of turn.

Search your library for three creature cards and reveal them. If you reveal three cards with different names, choose one of them at random and put that card into your hand. Shuffle the rest into your library.

Equipped creature gets +1/-1.

Whenever equipped creature dies, draw two cards.

Equip {1}

When Spirited Companion enters the battlefield, draw a card.

Destroy target artifact or enchantment, then populate. (Create a token that's a copy of a creature token you control.)

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

Exile target creature. Its controller gains life equal to its power.

Changeling (This card is every creature type.)

Whenever an opponent casts a spell, you may put a +1/+1 counter on Taurean Mauler.

Until your next turn, your life total can't change and you gain protection from everything. All permanents you control phase out. (While they're phased out, they're treated as though they don't exist. They phase in before you untap during your untap step.)

Exile Teferi's Protection.

{1}{G}: You may return another creature you control to its owner's hand. If you do, Temur Sabertooth gains indestructible until end of turn.

Trample

Landfall -- Whenever a land enters the battlefield under your control, put a +1/+1 counter on Territorial Scythecat.

As an additional cost to cast this spell, discard a card.

Draw two cards.

Untap all creatures you control.

Draw a card.

When Trusty Retriever enters the battlefield, choose one --

• Put a +1/+1 counter on Trusty Retriever.

• Return target artifact or enchantment card from your graveyard to your hand.

Creatures you control gain indestructible until end of turn.

Addendum -- If you cast this spell during your main phase, put a +1/+1 counter on each of those creatures and they gain vigilance until end of turn.

Changeling (This card is every creature type.)

Create X 2/2 white Cat creature tokens. Shuffle White Sun's Zenith into its owner's library.

Flash

When Whitemane Lion enters the battlefield, return a creature you control to its owner's hand.

Wild Nacatl gets +1/+1 as long as you control a Mountain.

Wild Nacatl gets +1/+1 as long as you control a Plains.

Search your library for a creature card, reveal it, then shuffle and put the card on top.

Whenever another legendary permanent enters the battlefield under your control, put a +1/+1 counter on Yoshimaru, Ever Faithful.

Partner (You can have two commanders if both have partner.)

Choose one --

• Pray for Protection -- Creatures you control gain indestructible until end of turn.

• Strike a Deal -- You and target opponent each draw two cards.

Domain -- Whenever Zar Ojanen, Scion of Efrava becomes tapped, put a +1/+1 counter on each creature you control with toughness less than the number of basic land types among lands you control.