Saruli Caretaker

Defender
{T}, Tap an untapped creature you control: Add one mana of any color.

Hinterland Sanctifier

Whenever another creature you control enters, you gain 1 life.

Stonybrook Schoolmaster

Whenever Stonybrook Schoolmaster becomes tapped, you may create a 1/1 blue Merfolk Wizard creature token.

Forest

Soul's Attendant

Whenever another creature enters, you may gain 1 life.

Loam Dryad

{T}, Tap an untapped creature you control: Add one mana of any color.

Celestial Unicorn

Whenever you gain life, put a +1/+1 counter on Celestial Unicorn.

Khalni Garden

Khalni Garden enters tapped.
When Khalni Garden enters, create a 0/1 green Plant creature token.
{T}: Add {G}.

Luminous Phantom

Flying
Whenever another creature you control leaves the battlefield, you gain 1 life.
If Luminous Phantom would be put into a graveyard from anywhere, exile it instead.

Lunarch Veteran

Whenever another creature you control enters, you gain 1 life.
Disturb {1}{W} (You may cast this card from your graveyard transformed for its disturb cost.)

Lunarch Veteran // Luminous Phantom

Jaspera Sentinel

Reach
{T}, Tap an untapped creature you control: Add one mana of any color.

Martyr's Soul

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
When Martyr's Soul enters, if you control no tapped lands, put two +1/+1 counters on it.

Gingerbread Cabin

({T}: Add {G}.)
Gingerbread Cabin enters tapped unless you control three or more other Forests.
When Gingerbread Cabin enters untapped, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life.")

Blood Researcher

Menace (This creature can't be blocked except by two or more creatures.)
Whenever you gain life, put a +1/+1 counter on Blood Researcher.

Selesnya Evangel

{1}, {T}, Tap an untapped creature you control: Create a 1/1 green Saproling creature token.

Soul Warden

Whenever another creature enters, you gain 1 life.

Quirion Ranger

Return a Forest you control to its owner's hand: Untap target creature. Activate only once each turn.