Hidden Herd

When an opponent plays a nonbasic land, if Hidden Herd is an enchantment, Hidden Herd becomes a 3/3 Beast creature.

Copperhoof Vorrac

Copperhoof Vorrac gets +1/+1 for each untapped permanent your opponents control.

Brushstrider

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

Web Shot

Destroy target creature with flying. (Then exile this card. You may cast the creature later from exile.)

Ettercap

Ettercap // Web Shot

Baloth Gorger

Kicker {4} (You may pay an additional {4} as you cast this spell.)
If Baloth Gorger was kicked, it enters with three +1/+1 counters on it.

Wirewood Savage

Whenever a Beast enters, you may draw a card.

Beast Within

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

The Huntsman's Redemption

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I — Create a 3/3 green Beast creature token.
II — You may sacrifice a creature. If you do, search your library for a creature or basic land card, reveal it, put it into your hand, then shuffle.
III — Up to two target creatures each get +2/+2 and gain trample until end of turn.

Arboreal Grazer

Reach
When Arboreal Grazer enters, you may put a land card from your hand onto the battlefield tapped.

Ezuri's Predation

For each creature your opponents control, create a 4/4 green Phyrexian Beast creature token. Each of those tokens fights a different one of those creatures.

Affectionate Indrik

When this creature enters, you may have it fight target creature you don't control. (Each deals damage equal to its power to the other.)

Advocate of the Beast

At the beginning of your end step, put a +1/+1 counter on target Beast creature you control.