Prismatic Strands

Prevent all damage that sources of the color of your choice would deal this turn.
Flashback—Tap an untapped white creature you control. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Quirion Ranger

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

Forest

Selfless Cathar

{1}{W}, Sacrifice this creature: Creatures you control get +1/+1 until end of turn.

Lead the Stampede

Look at the top five cards of your library. You may reveal any number of creature cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in any order.

Field Surgeon

Tap an untapped creature you control: Prevent the next 1 damage that would be dealt to target creature this turn.

Winding Way

Choose creature or land. Reveal the top four cards of your library. Put all cards of the chosen type revealed this way into your hand and the rest into your graveyard.

Standard Bearer

While an opponent is choosing targets as part of casting a spell they control or activating an ability they control, that player must choose at least one Flagbearer on the battlefield if able.

Obsidian Acolyte

Protection from black
{W}: Target creature gains protection from black until end of turn.

Soul Warden

Whenever another creature enters, you gain 1 life.

Saruli Caretaker

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

Crimson Acolyte

Protection from red
{W}: Target creature gains protection from red until end of turn.

Essence Warden

Stonybrook Schoolmaster

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

Veteran Armorer

Jaspera Sentinel

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

Epicure of Blood

Whenever you gain life, each opponent loses 1 life.

Selesnya Evangel

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