Gather the Townsfolk

Create two 1/1 white Human creature tokens.
Fateful hour — If you have 5 or less life, create five of those tokens instead.

Captain's Call

Create three 1/1 white Soldier creature tokens.

Raise the Alarm

Create two 1/1 white Soldier creature tokens.

Suture Priest

Whenever another creature you control enters, you may gain 1 life.
Whenever a creature an opponent controls enters, you may have that player lose 1 life.

Triplicate Spirits

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.)
Create three 1/1 white Spirit creature tokens with flying.

Celestial Flare

Target player sacrifices an attacking or blocking creature of their choice.

Plains

Soul Warden

Whenever another creature enters, you gain 1 life.

Guardians' Pledge

White creatures you control get +2/+2 until end of turn.

Soul's Attendant

Whenever another creature enters, you may gain 1 life.