Cubwarden

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.

Regal Caracal

Other Cats you control get +1/+1 and have lifelink. (Damage dealt by those creatures also causes you to gain that much life.)
When this creature enters, create two 1/1 white Cat creature tokens with lifelink.

Savai Sabertooth

Graceful Cat

Whenever Graceful Cat attacks, it gets +1/+1 until end of turn.

King of the Pride

Whitemane Lion

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

You Hear Something on Watch

Choose one —
• Rouse the Party — Creatures you control get +1/+1 until end of turn.
• Set Off Traps — This spell deals 5 damage to target attacking creature.

Oreskos Swiftclaw

Glittering Lion

Prevent all damage that would be dealt to Glittering Lion.
{3}: Until end of turn, Glittering Lion loses "Prevent all damage that would be dealt to Glittering Lion." Any player may activate this ability.

Sacred Cat

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.)

Prowling Caracal

Pouncing Lynx

During your turn, Pouncing Lynx has first strike.

Jamuraan Lion

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

Maned Serval

Mesa Lynx

During turns other than yours, Mesa Lynx gets +0/+2.

Arcbound Mouser

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

Plains

Garrison Cat

When Garrison Cat dies, create a 1/1 white Human Soldier creature token.

Charmed Stray

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