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.)

Trample

When Aetherstream Leopard enters the battlefield, you get {E} (an energy counter).

Whenever Aetherstream Leopard attacks, you may pay {E}. If you do, it gets +2/+0 until end of turn.

Whenever an enchantment enters the battlefield under your control, create a 2/2 white Cat creature token. If that enchantment is an Aura, you may attach it to the token.

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

Flash

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

Eminence -- At the beginning of combat on your turn, if Arahbo, Roar of the World is in the command zone or on the battlefield, another target Cat you control gets +3/+3 until end of turn.

Whenever another Cat you control attacks, you may pay {1}{G}{W}. If you do, it gains trample and gets +X/+X until end of turn, where X is its power.

Lifelink

Modular 1 (This creature enters the battlefield with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

First strike

When Arcbound Shikari enters the battlefield, put a +1/+1 counter on each other artifact creature you control.

Modular 2 (This creature enters the battlefield with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Modular 4 (This creature enters the battlefield with four +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Riot (This creature enters the battlefield with your choice of an additional +1/+1 counter or haste.)

Trample

Cumulative upkeep {G} or {W} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

When Arctic Nishoba dies, you gain 2 life for each age counter on it.

Flying

Whenever Armored Skyhunter attacks, look at the top six cards of your library. You may put an Aura or Equipment card from among them onto the battlefield. If an Equipment is put onto the battlefield this way, you may attach it to a creature you control. Put the rest of those cards on the bottom of your library in a random order.

First strike

Balan, Wandering Knight has double strike as long as two or more Equipment are attached to it.

{1}{W}: Attach all Equipment you control to Balan.

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

When Basri's Acolyte enters the battlefield, put a +1/+1 counter on each of up to two other target creatures you control.

Trample, haste

At the beginning of the end step, sacrifice Blistering Firecat.

Morph {R}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

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.

Canopy Stalker must be blocked if able.

When Canopy Stalker dies, you gain 1 life for each creature that died this turn.

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

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

Whenever Cave Tiger becomes blocked by a creature, Cave Tiger gets +1/+1 until end of turn.

Lifelink

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

{R}: Chartooth Cougar gets +1/+0 until end of turn.

Mountaincycling {2} ({2}, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle.)

When Crazed Firecat enters the battlefield, flip a coin until you lose a flip. Put a +1/+1 counter on Crazed Firecat for each flip you won.

Sacrifice Felidar Cub: Destroy target enchantment.

Vigilance, lifelink

At the beginning of your upkeep, if you have 40 or more life, you win the game.

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.

When Feral Prowler dies, draw a card.

Ferocious Tigorilla enters the battlefield with your choice of a trample counter or a menace counter on it. (A creature with menace can't be blocked except by two or more creatures.)

{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.

Riot (This creature enters the battlefield with your choice of a +1/+1 counter or haste.)

Trample

{4}{R}{G}: Frenzied Arynx gets +3/+0 until end of turn.

Vigilance

Creatures you control with vigilance have "{1}, {T}: Tap target creature."

Vigilance

Foretell {3}{W} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Protection from blue

Whenever another creature enters the battlefield under your control, you gain 2 life.

Whenever you cast a spell that targets Hero of the Pride, creatures you control get +1/+0 until end of turn.

Vigilance

When Highcliff Felidar enters the battlefield, for each opponent, choose a creature with the greatest power among creatures that player controls. Destroy those creatures.

Whenever Horned Cheetah deals damage, you gain that much life.

Cats you control have protection from Rats. (They can't be blocked, targeted, or dealt damage by Rats.)

At the beginning of your end step, target opponent creates a 1/1 black Rat creature token with deathtouch.

Whenever a Rat dies, put a +1/+1 counter on each Cat you control.

{W}, {T}: Target creature can't block this turn.

Whenever Jareth, Leonine Titan blocks, it gets +7/+7 until end of turn.

{W}: Jareth gains protection from the color of your choice until end of turn.

First strike

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

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.

Flying

When Kemba's Skyguard enters the battlefield, you gain 2 life.

Other Cats you control get +2/+1.

Provoke (Whenever this creature attacks, you may have target creature defending player controls untap and block it if able.)

Krosan Vorine can't be blocked by more than one creature.

When Leonin Armorguard enters the battlefield, creatures you control get +1/+1 until end of turn.

Magecraft -- Whenever you cast or copy an instant or sorcery spell, creatures you control get +1/+1 until end of turn.

{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.)

Double strike

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.

Protection from artifacts

Inspired -- Whenever Oreskos Sun Guide becomes untapped, you gain 2 life.

When Penumbra Bobcat dies, create a 2/1 black Cat creature token.

Trample

Phantom Nishoba enters the battlefield with seven +1/+1 counters on it.

Whenever Phantom Nishoba deals damage, you gain that much life.

If damage would be dealt to Phantom Nishoba, prevent that damage. Remove a +1/+1 counter from Phantom Nishoba.

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.

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.

Scrounging Bandar enters the battlefield with two +1/+1 counters on it.

At the beginning of your upkeep, you may move any number of +1/+1 counters from Scrounging Bandar onto another target creature.

Vigilance

Heroic -- Whenever you cast a spell that targets Vanguard of Brimaz, create a 1/1 white Cat Soldier creature token with vigilance.

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

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