Garruk's Packleader

Whenever another creature you control with power 3 or greater enters, you may draw a card.

Slime Molding

Ambitious Dragonborn

Ambitious Dragonborn enters with X +1/+1 counters on it, where X is the greatest power among creatures you control and creature cards in your graveyard.

Elephant Guide

Enchant creature
Enchanted creature gets +3/+3.
When enchanted creature dies, create a 3/3 green Elephant creature token.

Rancor

Enchant creature
Enchanted creature gets +2/+0 and has trample.
When Rancor is put into a graveyard from the battlefield, return Rancor to its owner's hand.

Miming Slime

Create an X/X green Ooze creature token, where X is the greatest power among creatures you control.

Shadowbeast Sighting

Create a 4/4 green Beast creature token.
Flashback {6}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Gaea's Touch

{0}: You may put a basic Forest card from your hand onto the battlefield. Activate only as a sorcery and only once each turn.
Sacrifice Gaea's Touch: Add {G}{G}.

Horncaller's Chant

Create a 4/4 green Rhino creature token with trample, then populate. (Create a token that's a copy of a creature token you control.)

Trumpeting Herd

Create a 3/3 green Elephant creature token.
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Calming Verse

Destroy all enchantments you don't control. Then if you control an untapped land, destroy all enchantments you control.

Ivy Elemental

Ivy Elemental enters with X +1/+1 counters on it.

Elephant Ambush

Create a 3/3 green Elephant creature token.
Flashback {6}{G}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Henge Walker

Adamant — If at least three mana of the same color was spent to cast this spell, Henge Walker enters with a +1/+1 counter on it.

Maul Splicer

When Maul Splicer enters, create two 3/3 colorless Phyrexian Golem artifact creature tokens.
Golem creatures you control have trample.

Undergrowth Scavenger

Undergrowth Scavenger enters with a number of +1/+1 counters on it equal to the number of creature cards in all graveyards.

Werebear

{T}: Add {G}.
Threshold — Werebear gets +3/+3 as long as seven or more cards are in your graveyard.