Secret Lair Drop

Basic Land — Plains

Plains

Basic Land — Island

Island

Basic Land — Swamp

Swamp

Basic Land — Mountain

Mountain

Forest

Gilt-Leaf Alchemist

Basic Land — Forest

Creature — Treefolk Warrior

Dauntless Dourbark's power and toughness are each equal to the number of Forests you control plus the number of Treefolk you control.
This creature has trample as long as you control another Treefolk.

Dauntless Dourbark

Creature — Treefolk Shaman

Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with this creature, you may reveal it. If you do, you may play that card without paying its mana cost.

Leaf-Crowned Elder

Other Treefolk creatures you control get +1/+1.
Other Treefolk and Forests you control have indestructible.

Timber Protector

Creature — Treefolk Druid

When this creature enters, you may search your library for a Treefolk or Forest card, reveal it, then shuffle and put that card on top.

Treefolk Harbinger

Legendary Creature — Treefolk Shaman

Each creature assigns combat damage equal to its toughness rather than its power.

Doran, the Siege Tower

Ooze

Slime Against Humanity

Sorcery

Create a 0/0 green Ooze creature token with trample. Put X +1/+1 counters on it, where X is two plus the total number of cards you own in exile and in your graveyard that are Oozes or are named Slime Against Humanity.
A deck can have any number of cards named Slime Against Humanity.