Llanowar Druid

{T}, Sacrifice Llanowar Druid: Untap all Forests.

Abomination of Llanowar

Vigilance; menace (This creature can't be blocked except by two or more creatures.)
Abomination of Llanowar's power and toughness are each equal to the number of Elves you control plus the number of Elf cards in your graveyard.

Jarad, Golgari Lich Lord

Jarad, Golgari Lich Lord gets +1/+1 for each creature card in your graveyard.
{1}{B}{G}, Sacrifice another creature: Each opponent loses life equal to the sacrificed creature's power.
Sacrifice a Swamp and a Forest: Return Jarad from your graveyard to your hand.

Beast Whisperer

Whenever you cast a creature spell, draw a card.

Circle of Dreams Druid

{T}: Add {G} for each creature you control.

Reclamation Sage

When this creature enters, you may destroy target artifact or enchantment.

Steely Resolve

As Steely Resolve enters, choose a creature type.
Creatures of the chosen type have shroud. (They can't be the targets of spells or abilities.)