Paradise Druid

Paradise Druid has hexproof as long as it's untapped. (It can't be the target of spells or abilities your opponents control.)
{T}: Add one mana of any color.

Prey Upon

Target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.)

Caller of the Untamed

Before you shuffle your deck to start the game, you may reveal this card from your deck and exile a creature card you drafted that isn't in your deck.
{X}, {T}: Create a token that's a copy of a card you exiled with cards named Caller of the Untamed. X is the mana value of that card.

Managorger Hydra

Trample
Whenever a player casts a spell, put a +1/+1 counter on Managorger Hydra.

Thorn Mammoth

Trample
Whenever Thorn Mammoth or another creature you control enters, Thorn Mammoth fights up to one target creature you don't control.

Leovold's Operative

Draft Leovold's Operative face up.
As you draft a card, you may draft an additional card from that booster pack. If you do, turn Leovold's Operative face down, then pass the next booster pack without drafting a card from it. (You may look at that booster pack.)

Thragtusk

When Thragtusk enters, you gain 5 life.
When Thragtusk leaves the battlefield, create a 3/3 green Beast creature token.