Mirari's Wake

Creatures you control get +1/+1.
Whenever you tap a land for mana, add one mana of any type that land produced.

Savannah Lions

Grizzly Bears

Watchwolf

Keeper of Fables

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

Animal Sanctuary

{T}: Add {C}.
{2}, {T}: Put a +1/+1 counter on target Bird, Cat, Dog, Goat, Ox, or Snake.

Cultivate

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.

Swarmyard

{T}: Add {C}.
{T}: Regenerate target Insect, Rat, Spider, or Squirrel. (The next time it would be destroyed, instead tap it, remove it from combat, and heal all damage on it.)

Ruxa, Patient Professor

Whenever Ruxa, Patient Professor enters or attacks, return target creature card with no abilities from your graveyard to your hand.
Creatures you control with no abilities get +1/+1.
For each creature you control with no abilities, you may have that creature assign its combat damage as though it weren't blocked.

Orazca Frillback

Beast Whisperer

Whenever you cast a creature spell, draw a card.

Bronze Sable

Gravity Well

Whenever a creature with flying attacks, it loses flying until end of turn.

Isamaru, Hound of Konda

Gigantosaurus

Sanctuary Cat

Muraganda Petroglyphs

Colossapede

Nettle Swine

Glorious Anthem

Jasmine Boreal of the Seven

{T}: Add {G}{W}. Spend this mana only to cast creature spells with no abilities.
Creatures you control with no abilities can't be blocked by creatures with abilities.