Shadows of the Past

Doomed Traveler | Creature | Human Soldier | When Doomed Traveler dies, create a 1/1 white Spirit creature token with flying. | Lars Grant-West

Forge Devil | Creature | Devil | When Forge Devil enters the battlefield, it deals 1 damage to target creature and 1 damage to you. | Austin Hsu

Avacyn's Pilgrim | Creature | Human Monk | {T}: Add {W}. | Jana Schirmer & Johannes Voss

Young Wolf | Creature | Wolf | Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.) | Ryan Pancoast