Plains

Dauntless Cathar

{1}{W}, Exile Dauntless Cathar from your graveyard: Create a 1/1 white Spirit creature token with flying. Activate only as a sorcery.

Sigarda, Heron's Grace

Flying
You and Humans you control have hexproof.
{2}, Exile a card from your graveyard: Create a 1/1 white Human Soldier creature token.

Forest

Root Out

Destroy target artifact or enchantment.
Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Magnifying Glass

{T}: Add {C}.
{4}, {T}: Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Hope Against Hope

Enchant creature
Enchanted creature gets +1/+1 for each creature you control.
As long as enchanted creature is a Human, it has first strike.

Nearheath Chaplain

Lifelink
{2}{W}, Exile Nearheath Chaplain from your graveyard: Create two 1/1 white Spirit creature tokens with flying. Activate only as a sorcery.

Intrepid Provisioner

Trample
When Intrepid Provisioner enters, another target Human you control gets +2/+2 until end of turn.

Thraben Inspector

When Thraben Inspector enters, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Bound by Moonsilver

Enchant creature
Enchanted creature can't attack, block, or transform.
Sacrifice another permanent: Attach Bound by Moonsilver to target creature. Activate only as a sorcery and only once each turn.

Inspiring Captain

When Inspiring Captain enters, creatures you control get +1/+1 until end of turn.

Silverstrike

Destroy target attacking creature. You gain 3 life.

Fork in the Road

Search your library for up to two basic land cards and reveal them. Put one into your hand and the other into your graveyard. Then shuffle.

Veteran Cathar

{3}{W}: Target Human gains double strike until end of turn.

Confront the Unknown

Investigate, then target creature gets +1/+1 until end of turn for each Clue you control. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Equestrian Skill

Enchant creature
Enchanted creature gets +3/+3.
As long as enchanted creature is a Human, it has trample.

Stern Constable

{T}, Discard a card: Tap target creature.

Clip Wings

Each opponent sacrifices a creature of their choice with flying.

Stoic Builder

When Stoic Builder enters, you may return target land card from your graveyard to your hand.