Gustcloak Harrier

Flying
Whenever this creature becomes blocked, you may untap it and remove it from combat.

Sustainer of the Realm

Flying
Whenever this creature blocks, it gets +0/+2 until end of turn.

Battlewise Aven

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

Disenchant

Arrest

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

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.)

Soothing Balm

Pacifism

Enchant creature
Enchanted creature can't attack or block.

Breath of Life

Return target creature card from your graveyard to the battlefield.

Avatar of Hope

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

Plains

Story Circle

As this enchantment 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

Sacred Nectar

Shackles

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

Angel of Mercy

Flying
When this creature enters, you gain 3 life.

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 this creature this turn.