Avatar of Hope

If you have 3 or less life, this spell costs {6} less to cast.
Flying
Avatar of Hope can block any number of creatures.

Breath of Life

Return target creature card from your graveyard to the battlefield.

Sacred Nectar

Disenchant

Plains

Sustainer of the Realm

Flying
Whenever Sustainer of the Realm blocks, it gets +0/+2 until end of turn.

Angel of Mercy

Flying
When Angel of Mercy enters, you gain 3 life.

Gustcloak Harrier

Flying
Whenever Gustcloak Harrier becomes blocked, you may untap it and remove it from combat.

Soothing Balm

Pacifism

Enchant creature
Enchanted creature can't attack or block.

Razorfoot Griffin

Flying (This creature can't be blocked except by creatures with flying or reach.)
First strike (This creature deals combat damage before creatures without first strike.)

Story Circle

As Story Circle enters, choose a color.
{W}: The next time a source of your choice of the chosen color would deal damage to you this turn, prevent that damage.

Commander Eesha

Shackles

Enchant creature
Enchanted creature doesn't untap during its controller's untap step.
{W}: Return Shackles to its owner's hand.

Battlewise Aven

Flying
Threshold — As long as seven or more cards are in your graveyard, Battlewise Aven gets +1/+1 and has first strike.

Arrest

Enchant creature
Enchanted creature can't attack or block, and its activated abilities can't be activated.

Deftblade Elite

Provoke (Whenever this creature attacks, you may have target creature defending player controls untap and block it if able.)
{1}{W}: Prevent all combat damage that would be dealt to and dealt by Deftblade Elite this turn.