Regal Caracal

Other Cats you control get +1/+1 and have lifelink.
When Regal Caracal enters, create two 1/1 white Cat creature tokens with lifelink.

Plains

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

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

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

As Rally the Ranks enters, choose a creature type.
Creatures you control of the chosen type get +1/+1.

Other Cats you control get +1/+1.
Whenever Arahbo or another nontoken Cat you control enters, create a 1/1 white Cat creature token.

When Savannah Sage enters, you gain 2 life.